diff options
Diffstat (limited to 'moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml')
16 files changed, 1480 insertions, 0 deletions
diff --git a/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/Base64TransformationImpl.java b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/Base64TransformationImpl.java new file mode 100644 index 0000000..cc12861 --- /dev/null +++ b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/Base64TransformationImpl.java @@ -0,0 +1,67 @@ +/* + * Copyright 2003 Federal Chancellery Austria + * MOA-SPSS has been developed in a cooperation between BRZ, the Federal + * Chancellery Austria - ICT staff unit, and Graz University of Technology. + * + * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by + * the European Commission - subsequent versions of the EUPL (the "Licence"); + * You may not use this work except in compliance with the Licence. + * You may obtain a copy of the Licence at: + * http://www.osor.eu/eupl/ + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the Licence is distributed on an "AS IS" basis, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the Licence for the specific language governing permissions and + * limitations under the Licence. + * + * This product combines work with different licenses. See the "NOTICE" text + * file for details on the various modules and licenses. + * The "NOTICE" text file is part of the distribution. Any derivative works + * that you distribute must include a readable copy of the "NOTICE" text file. + */ + + +package at.gv.egovernment.moa.spss.server.iaik.xml; + +import iaik.server.modules.xml.Base64Transformation; + +/** + * An implementation of the <code>Base64Transformation</code> + * <code>Transformation</code> type. + * + * @author Patrick Peck + * @version $Id$ + */ +public class Base64TransformationImpl + extends TransformationImpl + implements Base64Transformation { + + /** + * Create a new <code>Base64TransformationImpl</code>. + * + * @see java.lang.Object#Object() + */ + public Base64TransformationImpl() { + setAlgorithmURI(Base64Transformation.BASE64_DECODING); + } + + /** + * Compare this <code>Base64Transformation</code> to another. + * + * @param other The object to compare this<code>Base64Transformation</code> + * to. + * @return <code>true</code>, if <code>other</code> is a + * <code>Base64Transformation</code> and the algorithm URIs match, otherwise + * <code>false</code>. + * @see java.lang.Object#equals(Object) + */ + public boolean equals(Object other) { + if (other instanceof Base64Transformation) { + Base64Transformation transform = (Base64Transformation) other; + return getAlgorithmURI().equals(transform.getAlgorithmURI()); + } + return false; + } + +} diff --git a/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/ByteArrayDataObjectImpl.java b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/ByteArrayDataObjectImpl.java new file mode 100644 index 0000000..4d627d7 --- /dev/null +++ b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/ByteArrayDataObjectImpl.java @@ -0,0 +1,78 @@ +/* + * Copyright 2003 Federal Chancellery Austria + * MOA-SPSS has been developed in a cooperation between BRZ, the Federal + * Chancellery Austria - ICT staff unit, and Graz University of Technology. + * + * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by + * the European Commission - subsequent versions of the EUPL (the "Licence"); + * You may not use this work except in compliance with the Licence. + * You may obtain a copy of the Licence at: + * http://www.osor.eu/eupl/ + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the Licence is distributed on an "AS IS" basis, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the Licence for the specific language governing permissions and + * limitations under the Licence. + * + * This product combines work with different licenses. See the "NOTICE" text + * file for details on the various modules and licenses. + * The "NOTICE" text file is part of the distribution. Any derivative works + * that you distribute must include a readable copy of the "NOTICE" text file. + */ + + +package at.gv.egovernment.moa.spss.server.iaik.xml; + +import java.io.ByteArrayInputStream; +import java.io.InputStream; + +import iaik.server.modules.xml.BinaryDataObject; + +/** + * A <code>BinaryDataObject</code> encapsulating Base64 data. + * + * @author Patrick Peck + * @version $Id$ + */ +public class ByteArrayDataObjectImpl + extends DataObjectImpl + implements BinaryDataObject { + + /** The binary data contained in this <code>BinaryDataObject</code>. */ + private byte[] bytes; + + /** + * Create a new <code>ByteArrayDataObjectImpl</code>. + * + * @param bytes The binary data contained in this + * <code>BinaryDataObject</code>. + */ + public ByteArrayDataObjectImpl(byte[] bytes) { + setBytes(bytes); + } + + /** + * Set the Base64 data. + * + * @param bytes The binary data contained in this + * <code>BinaryDataObject</code>. + */ + public void setBytes(byte[] bytes) { + this.bytes = bytes; + } + + /** + * Return the binary data encoded in the Base64 <code>String</code> as a + * stream. + * + * @return The binary data contained in this object, as a + * <code>InputStream</code>. Repeated calls to this function will return a + * new stream to the Base64 data. + * @see iaik.server.modules.xml.BinaryDataObject#getInputStream() + */ + public InputStream getInputStream() { + return new ByteArrayInputStream(bytes); + } + +} diff --git a/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/ByteStreamDataObjectImpl.java b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/ByteStreamDataObjectImpl.java new file mode 100644 index 0000000..b982c8e --- /dev/null +++ b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/ByteStreamDataObjectImpl.java @@ -0,0 +1,73 @@ +/* + * Copyright 2003 Federal Chancellery Austria + * MOA-SPSS has been developed in a cooperation between BRZ, the Federal + * Chancellery Austria - ICT staff unit, and Graz University of Technology. + * + * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by + * the European Commission - subsequent versions of the EUPL (the "Licence"); + * You may not use this work except in compliance with the Licence. + * You may obtain a copy of the Licence at: + * http://www.osor.eu/eupl/ + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the Licence is distributed on an "AS IS" basis, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the Licence for the specific language governing permissions and + * limitations under the Licence. + * + * This product combines work with different licenses. See the "NOTICE" text + * file for details on the various modules and licenses. + * The "NOTICE" text file is part of the distribution. Any derivative works + * that you distribute must include a readable copy of the "NOTICE" text file. + */ + + +package at.gv.egovernment.moa.spss.server.iaik.xml; + +import java.io.InputStream; + +import iaik.server.modules.xml.BinaryDataObject; + +/** + * A <code>BinaryDataObject</code> encapsulating binary data from a stream. + * + * @author Patrick Peck + * @version $Id$ + */ +public class ByteStreamDataObjectImpl + extends DataObjectImpl + implements BinaryDataObject { + + /** The <code>InputStream</code> containing the binary data. */ + private InputStream inputStream; + + /** + * Create a new <code>ByteStreamDataObjectImpl</code>. + * + * @param inputStream The stream from which to read the binary data. + */ + public ByteStreamDataObjectImpl(InputStream inputStream) { + setInputStream(inputStream); + } + + /** + * Set the input stream from which to read the binary data. + * + * @param inputStream The input stream from which to read the binary data. + */ + public void setInputStream(InputStream inputStream) { + this.inputStream = inputStream; + } + + /** + * Return the binary data from this object as a stream. + * + * @return The stream containing the binary data. Calling this function + * repeatedly will always return the same <code>InputStream</code>. + * @see iaik.server.modules.xml.BinaryDataObject#getInputStream() + */ + public InputStream getInputStream() { + return inputStream; + } + +} diff --git a/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/CanonicalizationImpl.java b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/CanonicalizationImpl.java new file mode 100644 index 0000000..0c3a8da --- /dev/null +++ b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/CanonicalizationImpl.java @@ -0,0 +1,67 @@ +/* + * Copyright 2003 Federal Chancellery Austria + * MOA-SPSS has been developed in a cooperation between BRZ, the Federal + * Chancellery Austria - ICT staff unit, and Graz University of Technology. + * + * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by + * the European Commission - subsequent versions of the EUPL (the "Licence"); + * You may not use this work except in compliance with the Licence. + * You may obtain a copy of the Licence at: + * http://www.osor.eu/eupl/ + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the Licence is distributed on an "AS IS" basis, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the Licence for the specific language governing permissions and + * limitations under the Licence. + * + * This product combines work with different licenses. See the "NOTICE" text + * file for details on the various modules and licenses. + * The "NOTICE" text file is part of the distribution. Any derivative works + * that you distribute must include a readable copy of the "NOTICE" text file. + */ + + +package at.gv.egovernment.moa.spss.server.iaik.xml; + +import iaik.server.modules.xml.Canonicalization; + +/** + * An implementation of the <code>CanonicalizationTransform</code> + * <code>Transformation</code> type. + * + * @author Patrick Peck + * @version $Id$ + */ +public class CanonicalizationImpl + extends TransformationImpl + implements Canonicalization { + + /** + * Create a new <code>CanonicalizationTransformImpl</code> object. + * + * @param algorithmURI The canonicalization algorithm URI. + */ + public CanonicalizationImpl(String algorithmURI) { + setAlgorithmURI(algorithmURI); + } + + /** + * Compare this object to another <code>Canonicalization</code>. + * + * @param other The object to compare this + * <code>Canonicalization</code> to. + * @return <code>true</code>, if <code>other</code> is a + * <code>Canonicalization</code> and the algorithm URIs match, otherwise + * <code>false</code>. + * @see java.lang.Object#equals(Object) + */ + public boolean equals(Object other) { + if (other instanceof Canonicalization) { + Canonicalization c14n = (Canonicalization) other; + return getAlgorithmURI().equals(c14n.getAlgorithmURI()); + } + return false; + } + +} diff --git a/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/DataObjectImpl.java b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/DataObjectImpl.java new file mode 100644 index 0000000..702caaf --- /dev/null +++ b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/DataObjectImpl.java @@ -0,0 +1,111 @@ +/* + * Copyright 2003 Federal Chancellery Austria + * MOA-SPSS has been developed in a cooperation between BRZ, the Federal + * Chancellery Austria - ICT staff unit, and Graz University of Technology. + * + * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by + * the European Commission - subsequent versions of the EUPL (the "Licence"); + * You may not use this work except in compliance with the Licence. + * You may obtain a copy of the Licence at: + * http://www.osor.eu/eupl/ + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the Licence is distributed on an "AS IS" basis, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the Licence for the specific language governing permissions and + * limitations under the Licence. + * + * This product combines work with different licenses. See the "NOTICE" text + * file for details on the various modules and licenses. + * The "NOTICE" text file is part of the distribution. Any derivative works + * that you distribute must include a readable copy of the "NOTICE" text file. + */ + + +package at.gv.egovernment.moa.spss.server.iaik.xml; + +import iaik.server.modules.xml.DataObject; + +/** + * Abstract base implementation for the classes derived from + * <code>DataObject</code>. + * + * @author Patrick Peck + * @version $Id$ + */ +public abstract class DataObjectImpl implements DataObject { + + /** The MIME type of the data object. */ + private String mimeType; + /** The refernce ID. */ + private String referenceID; + /** The URI of the type. */ + private String typeURI; + /** The URI identifying the data. */ + private String URI; + + /** + * @see iaik.server.modules.xml.DataObject#getMimeType() + */ + public String getMimeType() { + return mimeType; + } + + /** + * Set the mime type. + * + * @param mimeType The mime type to set. + */ + public void setMimeType(String mimeType) { + this.mimeType = mimeType; + } + + /** + * @see iaik.server.modules.xml.DataObject#getReferenceID() + */ + public String getReferenceID() { + return referenceID; + } + + /** + * Set the reference ID. + * + * @param referenceID The reference ID. + */ + public void setReferenceID(String referenceID) { + this.referenceID = referenceID; + } + + /** + * @see iaik.server.modules.xml.DataObject#getTypeURI() + */ + public String getTypeURI() { + return typeURI; + } + + /** + * Set the type URI. + * + * @param typeURI The type URI. + */ + public void setTypeURI(String typeURI) { + this.typeURI = typeURI; + } + + /** + * @see iaik.server.modules.xml.DataObject#getURI() + */ + public String getURI() { + return URI; + } + + /** + * Set the URI. + * + * @param URI The URI. + */ + public void setURI(String URI) { + this.URI = URI; + } + +} diff --git a/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/EnvelopedSignatureTransformationImpl.java b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/EnvelopedSignatureTransformationImpl.java new file mode 100644 index 0000000..d582594 --- /dev/null +++ b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/EnvelopedSignatureTransformationImpl.java @@ -0,0 +1,66 @@ +/* + * Copyright 2003 Federal Chancellery Austria + * MOA-SPSS has been developed in a cooperation between BRZ, the Federal + * Chancellery Austria - ICT staff unit, and Graz University of Technology. + * + * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by + * the European Commission - subsequent versions of the EUPL (the "Licence"); + * You may not use this work except in compliance with the Licence. + * You may obtain a copy of the Licence at: + * http://www.osor.eu/eupl/ + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the Licence is distributed on an "AS IS" basis, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the Licence for the specific language governing permissions and + * limitations under the Licence. + * + * This product combines work with different licenses. See the "NOTICE" text + * file for details on the various modules and licenses. + * The "NOTICE" text file is part of the distribution. Any derivative works + * that you distribute must include a readable copy of the "NOTICE" text file. + */ + + +package at.gv.egovernment.moa.spss.server.iaik.xml; + +import iaik.server.modules.xml.EnvelopedSignatureTransformation; + +/** + * An implementation of the <code>EnvelopedSignatureTransformation</code> + * <code>Transformation</code> type. + * + * @author Patrick Peck + * @version $Id$ + */ +public class EnvelopedSignatureTransformationImpl + extends TransformationImpl + implements EnvelopedSignatureTransformation { + + /** + * Create a new <code>EnvelopedSignatureTransformationImpl</code>. + */ + public EnvelopedSignatureTransformationImpl() { + setAlgorithmURI(EnvelopedSignatureTransformation.ENVELOPED_SIGNATURE); + } + + /** + * Compare this object to another <code>EnvelopedSignatureTransformation</code>. + * + * @param other The object to compare this + * <code>EnvelopedSignatureTransformation</code> to. + * @return <code>true</code>, if <code>other</code> is a + * <code>EnvelopedSignatureTransformation</code>, otherwise + * <code>false</code>. + * @see java.lang.Object#equals(Object) + */ + public boolean equals(Object other) { + if (other instanceof EnvelopedSignatureTransformation) { + EnvelopedSignatureTransformation transform = + (EnvelopedSignatureTransformation) other; + return getAlgorithmURI().equals(transform.getAlgorithmURI()); + } + return false; + } + +} diff --git a/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/ExclusiveCanonicalizationImpl.java b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/ExclusiveCanonicalizationImpl.java new file mode 100644 index 0000000..dfadf0c --- /dev/null +++ b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/ExclusiveCanonicalizationImpl.java @@ -0,0 +1,100 @@ +/* + * Copyright 2003 Federal Chancellery Austria + * MOA-SPSS has been developed in a cooperation between BRZ, the Federal + * Chancellery Austria - ICT staff unit, and Graz University of Technology. + * + * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by + * the European Commission - subsequent versions of the EUPL (the "Licence"); + * You may not use this work except in compliance with the Licence. + * You may obtain a copy of the Licence at: + * http://www.osor.eu/eupl/ + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the Licence is distributed on an "AS IS" basis, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the Licence for the specific language governing permissions and + * limitations under the Licence. + * + * This product combines work with different licenses. See the "NOTICE" text + * file for details on the various modules and licenses. + * The "NOTICE" text file is part of the distribution. Any derivative works + * that you distribute must include a readable copy of the "NOTICE" text file. + */ + + +package at.gv.egovernment.moa.spss.server.iaik.xml; + +import java.util.List; + +import iaik.server.modules.xml.ExclusiveCanonicalization; + +/** + * An implementation of the <code>ExclusiveCanonicalization</code> type + * of <code>Transformation</code>. + * + * @author Patrick Peck + * @version $Id$ + */ +public class ExclusiveCanonicalizationImpl + extends TransformationImpl + implements ExclusiveCanonicalization { + + /** The prefixes of the namespaces to treat according to canonical XML. */ + private List inclusiveNamespacePrefixes; + + /** + * Create a new <code>ExclusiveCanonicalizationImpl</code> object. + * + * @param algorithmURI The exclusive canonicalization algorithm URI. + * @param inclusiveNamespacePrefixes The namespace prefixes to be processed + * according to canonical XML. + */ + public ExclusiveCanonicalizationImpl( + String algorithmURI, + List inclusiveNamespacePrefixes) { + setAlgorithmURI(algorithmURI); + setInclusiveNamespacePrefixes(inclusiveNamespacePrefixes); + } + + /** + * Sets the namespace prefixes to be processed according to canonical XML. + * + * @param inclusiveNamespacePrefixes The prefixes of the namespaces to treat + * according to canonical XML. + */ + protected void setInclusiveNamespacePrefixes(List inclusiveNamespacePrefixes) { + this.inclusiveNamespacePrefixes = inclusiveNamespacePrefixes; + } + + /** + * @see iaik.server.modules.xml.ExclusiveCanonicalization#getInclusiveNamespacePrefixes() + */ + public List getInclusiveNamespacePrefixes() { + return inclusiveNamespacePrefixes; + } + + /** + * Compare this object to another <code>CanonicalizationTransform</code>. + * + * @param other The object to compare this + * <code>ExclusiveCanonicalization</code> to. + * @return <code>true</code>, if <code>other</code> is a + * <code>ExclusiveCanonicalization</code> and the algorithm URIs match, + * otherwise <code>false</code>. + * @see java.lang.Object#equals(Object) + */ + public boolean equals(Object other) { + if (other instanceof ExclusiveCanonicalization) { + ExclusiveCanonicalization eC14n = + (ExclusiveCanonicalization) other; + boolean algURIEquals = getAlgorithmURI().equals(eC14n.getAlgorithmURI()); + boolean inclNSPrefs = + (getInclusiveNamespacePrefixes() == null || getInclusiveNamespacePrefixes().isEmpty()) + ? eC14n.getInclusiveNamespacePrefixes() == null || eC14n.getInclusiveNamespacePrefixes().isEmpty() + : getInclusiveNamespacePrefixes().equals(eC14n.getInclusiveNamespacePrefixes()); + return algURIEquals && inclNSPrefs; + } + return false; + } + +} diff --git a/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/SigningTimeImpl.java b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/SigningTimeImpl.java new file mode 100644 index 0000000..9026d33 --- /dev/null +++ b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/SigningTimeImpl.java @@ -0,0 +1,58 @@ +/* + * Copyright 2003 Federal Chancellery Austria + * MOA-SPSS has been developed in a cooperation between BRZ, the Federal + * Chancellery Austria - ICT staff unit, and Graz University of Technology. + * + * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by + * the European Commission - subsequent versions of the EUPL (the "Licence"); + * You may not use this work except in compliance with the Licence. + * You may obtain a copy of the Licence at: + * http://www.osor.eu/eupl/ + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the Licence is distributed on an "AS IS" basis, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the Licence for the specific language governing permissions and + * limitations under the Licence. + * + * This product combines work with different licenses. See the "NOTICE" text + * file for details on the various modules and licenses. + * The "NOTICE" text file is part of the distribution. Any derivative works + * that you distribute must include a readable copy of the "NOTICE" text file. + */ + + +package at.gv.egovernment.moa.spss.server.iaik.xml; + +import java.util.Date; + +import iaik.server.modules.xml.SigningTime; + +/** + * An implementation of the <code>SigningTime</code> <code>Property</code>. + * + * @author Patrick Peck + * @version $Id$ + */ +public class SigningTimeImpl implements SigningTime { + + /** The signing time. */ + private Date signingTime; + + /** + * Create a new <code>SigningTimeImpl</code>. + * + * @param signingTime The signing time. + */ + public SigningTimeImpl(Date signingTime) { + this.signingTime = signingTime; + } + + /** + * @see iaik.server.modules.xml.SigningTime#getSigningTime() + */ + public Date getSigningTime() { + return signingTime; + } + +} diff --git a/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/TransformationImpl.java b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/TransformationImpl.java new file mode 100644 index 0000000..1595446 --- /dev/null +++ b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/TransformationImpl.java @@ -0,0 +1,67 @@ +/* + * Copyright 2003 Federal Chancellery Austria + * MOA-SPSS has been developed in a cooperation between BRZ, the Federal + * Chancellery Austria - ICT staff unit, and Graz University of Technology. + * + * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by + * the European Commission - subsequent versions of the EUPL (the "Licence"); + * You may not use this work except in compliance with the Licence. + * You may obtain a copy of the Licence at: + * http://www.osor.eu/eupl/ + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the Licence is distributed on an "AS IS" basis, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the Licence for the specific language governing permissions and + * limitations under the Licence. + * + * This product combines work with different licenses. See the "NOTICE" text + * file for details on the various modules and licenses. + * The "NOTICE" text file is part of the distribution. Any derivative works + * that you distribute must include a readable copy of the "NOTICE" text file. + */ + + +package at.gv.egovernment.moa.spss.server.iaik.xml; + +import iaik.server.modules.xml.Transformation; + +/** + * Base implementation class for <code>Transformation</code> derived classes. + * + * @author Patrick Peck + * @version $Id$ + */ +public abstract class TransformationImpl implements Transformation { + + /** The algorithm URI identifying the transformation algorithm. */ + private String algorithmURI; + + /** + * @see iaik.server.modules.xml.Transformation#getAlgorithmURI() + */ + public String getAlgorithmURI() { + return algorithmURI; + } + + /** + * Sets the algorithm URI. + * + * @param algorithmURI The algorithm URI to set. + */ + protected void setAlgorithmURI(String algorithmURI) { + this.algorithmURI = algorithmURI; + } + + /** + * Returns the hash code of the algorithm URI. Should be overridden if a + * transformation distinguishes itself from others by more than just the + * algorithm URI. + * + * @see java.lang.Object#hashCode() + */ + public int hashCode() { + return getAlgorithmURI().hashCode(); + } + +} diff --git a/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/XMLDataObjectImpl.java b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/XMLDataObjectImpl.java new file mode 100644 index 0000000..e8444b9 --- /dev/null +++ b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/XMLDataObjectImpl.java @@ -0,0 +1,70 @@ +/* + * Copyright 2003 Federal Chancellery Austria + * MOA-SPSS has been developed in a cooperation between BRZ, the Federal + * Chancellery Austria - ICT staff unit, and Graz University of Technology. + * + * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by + * the European Commission - subsequent versions of the EUPL (the "Licence"); + * You may not use this work except in compliance with the Licence. + * You may obtain a copy of the Licence at: + * http://www.osor.eu/eupl/ + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the Licence is distributed on an "AS IS" basis, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the Licence for the specific language governing permissions and + * limitations under the Licence. + * + * This product combines work with different licenses. See the "NOTICE" text + * file for details on the various modules and licenses. + * The "NOTICE" text file is part of the distribution. Any derivative works + * that you distribute must include a readable copy of the "NOTICE" text file. + */ + + +package at.gv.egovernment.moa.spss.server.iaik.xml; + +import org.w3c.dom.Element; + +import iaik.server.modules.xml.XMLDataObject; + +/** + * A <code>DataObject</code> containing a single DOM element. + * + * @author Patrick Peck + * @version $Id$ + */ +public class XMLDataObjectImpl + extends DataObjectImpl + implements XMLDataObject { + + /** The XML data contained in this <code>XMLDataObject</code>. */ + private Element element; + + /** + * Create a new <code>XMLDataObjectImpl</code>. + * + * @param element The DOM element contained in this + * <code>XMLDataObject</code>. + */ + public XMLDataObjectImpl(Element element) { + setElement(element); + } + + /** + * @see iaik.server.modules.xml.XMLDataObject#getElement() + */ + public Element getElement() { + return element; + } + + /** + * Set the DOM element contained in this <code>XMLDataObject</code>. + * + * @param element The DOM element to set. + */ + public void setElement(Element element) { + this.element = element; + } + +} diff --git a/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/XMLNodeListDataObjectImpl.java b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/XMLNodeListDataObjectImpl.java new file mode 100644 index 0000000..2fb9df9 --- /dev/null +++ b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/XMLNodeListDataObjectImpl.java @@ -0,0 +1,71 @@ +/* + * Copyright 2003 Federal Chancellery Austria + * MOA-SPSS has been developed in a cooperation between BRZ, the Federal + * Chancellery Austria - ICT staff unit, and Graz University of Technology. + * + * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by + * the European Commission - subsequent versions of the EUPL (the "Licence"); + * You may not use this work except in compliance with the Licence. + * You may obtain a copy of the Licence at: + * http://www.osor.eu/eupl/ + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the Licence is distributed on an "AS IS" basis, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the Licence for the specific language governing permissions and + * limitations under the Licence. + * + * This product combines work with different licenses. See the "NOTICE" text + * file for details on the various modules and licenses. + * The "NOTICE" text file is part of the distribution. Any derivative works + * that you distribute must include a readable copy of the "NOTICE" text file. + */ + + +package at.gv.egovernment.moa.spss.server.iaik.xml; + +import org.w3c.dom.NodeList; + +import iaik.server.modules.xml.XMLNodeListDataObject; + +/** + * A <code>DataObject</code> containing a list of DOM nodes. + * + * @author Patrick Peck + * @version $Id$ + */ +public class XMLNodeListDataObjectImpl + extends DataObjectImpl + implements XMLNodeListDataObject { + + /** The nodes contained in this <code>XMLNodeListDataObject</code>. */ + private NodeList nodeList; + + /** + * Create a new <code>XMLNodeListDataObjectImpl</code>. + * + * @param nodeList The list of DOM nodes contained in this + * <code>XMLNodeListDataObject</code>. + */ + public XMLNodeListDataObjectImpl(NodeList nodeList) { + setNodeList(nodeList); + } + + /** + * Set the list of DOM nodes contained in this + * <code>XMLNodeListDataObject</code>. + * + * @param nodeList The list of DOM nodes to set. + */ + public void setNodeList(NodeList nodeList) { + this.nodeList = nodeList; + } + + /** + * @see iaik.server.modules.xml.XMLNodeListDataObject#getNodeList() + */ + public NodeList getNodeList() { + return nodeList; + } + +} diff --git a/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/XMLSignatureImpl.java b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/XMLSignatureImpl.java new file mode 100644 index 0000000..0774726 --- /dev/null +++ b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/XMLSignatureImpl.java @@ -0,0 +1,67 @@ +/* + * Copyright 2003 Federal Chancellery Austria + * MOA-SPSS has been developed in a cooperation between BRZ, the Federal + * Chancellery Austria - ICT staff unit, and Graz University of Technology. + * + * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by + * the European Commission - subsequent versions of the EUPL (the "Licence"); + * You may not use this work except in compliance with the Licence. + * You may obtain a copy of the Licence at: + * http://www.osor.eu/eupl/ + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the Licence is distributed on an "AS IS" basis, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the Licence for the specific language governing permissions and + * limitations under the Licence. + * + * This product combines work with different licenses. See the "NOTICE" text + * file for details on the various modules and licenses. + * The "NOTICE" text file is part of the distribution. Any derivative works + * that you distribute must include a readable copy of the "NOTICE" text file. + */ + + +package at.gv.egovernment.moa.spss.server.iaik.xml; + +import org.w3c.dom.Element; + +import iaik.server.modules.xml.XMLSignature; + +/** + * An object containing an XMLDsig signature in the form of a + * <code>dsig:Signature</code> DOM element. + * + * @author Patrick Peck + * @version $Id$ + */ +public class XMLSignatureImpl implements XMLSignature { + /** The signature DOM element. */ + private Element element; + + /** + * Create a new <code>XMLSignatureImpl</code>. + * + * @param element The <code>dsig:Signature</code> DOM element. + */ + public XMLSignatureImpl(Element element) { + setElement(element); + } + + /** + * Set the <code>dsig:Signature</code> DOM element. + * + * @param element The <code>dsig:Signature</code> element to set. + */ + public void setElement(Element element) { + this.element = element; + } + + /** + * @see iaik.server.modules.xml.XMLSignature#getElement() + */ + public Element getElement() { + return element; + } + +} diff --git a/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/XPath2FilterImpl.java b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/XPath2FilterImpl.java new file mode 100644 index 0000000..d309302 --- /dev/null +++ b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/XPath2FilterImpl.java @@ -0,0 +1,140 @@ +/* + * Copyright 2003 Federal Chancellery Austria + * MOA-SPSS has been developed in a cooperation between BRZ, the Federal + * Chancellery Austria - ICT staff unit, and Graz University of Technology. + * + * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by + * the European Commission - subsequent versions of the EUPL (the "Licence"); + * You may not use this work except in compliance with the Licence. + * You may obtain a copy of the Licence at: + * http://www.osor.eu/eupl/ + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the Licence is distributed on an "AS IS" basis, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the Licence for the specific language governing permissions and + * limitations under the Licence. + * + * This product combines work with different licenses. See the "NOTICE" text + * file for details on the various modules and licenses. + * The "NOTICE" text file is part of the distribution. Any derivative works + * that you distribute must include a readable copy of the "NOTICE" text file. + */ + + +package at.gv.egovernment.moa.spss.server.iaik.xml; + +import java.util.Map; + +import iaik.server.modules.xml.XPath2Transformation; +import iaik.server.modules.xml.XPath2Transformation.XPath2Filter; + +/** + * An object encapsulating an XPath-Filter2 expression. + * + * @author Patrick Peck + * @version $Id$ + */ +public class XPath2FilterImpl implements XPath2Filter { + + /** The type of this filter. */ + private String filterType; + /** The XPath expression of this filter. */ + private String xPathExpression; + /** The namespace prefix to URI mapping to use for evaluating the XPath. */ + private Map namespaceDeclarations; + + /** + * Create a new <code>XPath2FilterImpl</code> object. + * + * @param filterType The type of filter. Must be one of the filter type + * constants declared in <code>iaik.server.modules.xml.XPath2Transformation.XPath2Filter</code> + * @param xPathExpression The XPath expression belonging to this filter. + * @param namespaceDeclarations The namespace declarations visible for this + * XPath2Filter. + */ + public XPath2FilterImpl( + String filterType, + String xPathExpression, + Map namespaceDeclarations) { + + setFilterType(filterType); + setXPathExpression(xPathExpression); + setNamespaceDeclarations(namespaceDeclarations); + } + + /** + * @see iaik.server.modules.xml.XPath2Transformation.XPath2Filter#getFilterType() + */ + public String getFilterType() { + return filterType; + } + + /** + * Set the filter type. + * + * @param filterType The filter type to set. + */ + protected void setFilterType(String filterType) { + this.filterType = filterType; + } + + /** + * @see iaik.server.modules.xml.XPath2Transformation.XPath2Filter#getXPathExpression() + */ + public String getXPathExpression() { + return xPathExpression; + } + + /** + * Set the XPath expression. + * + * @param xPathExpression The XPath expression to set. + */ + protected void setXPathExpression(String xPathExpression) { + this.xPathExpression = xPathExpression; + } + + /** + * @see iaik.server.modules.xml.XPath2Transformation.XPath2Filter#getNamespaceDeclarations() + */ + public Map getNamespaceDeclarations() { + return namespaceDeclarations; + } + + /** + * Set the namespace declarations. + * + * @param namespaceDeclarations The mapping between namespace prefixes and + * their associated URI. + */ + protected void setNamespaceDeclarations(Map namespaceDeclarations) { + this.namespaceDeclarations = namespaceDeclarations; + } + + /** + * Compare this object to another. + * + * @param other The object to compare this <code>XPath2Filter</code> to. + * @return <code>true</code>, if <code>other</code> is a + * <code>XPath2Filter</code> and the filter types match and the XPath + * expressions match. Otherwise <code>false</code> is returned. + * @see java.lang.Object#equals(java.lang.Object) + */ + public boolean equals(Object other) { + if (other instanceof XPath2Transformation.XPath2Filter) { + XPath2Filter filter = (XPath2Transformation.XPath2Filter) other; + return getFilterType().equals(filter.getFilterType()) + && getXPathExpression().equals(filter.getXPathExpression()); + } + return false; + } + + /** + * @see java.lang.Object#hashCode() + */ + public int hashCode() { + return getXPathExpression().hashCode() * 31 + getFilterType().hashCode(); + } + +} diff --git a/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/XPath2TransformationImpl.java b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/XPath2TransformationImpl.java new file mode 100644 index 0000000..f483b18 --- /dev/null +++ b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/XPath2TransformationImpl.java @@ -0,0 +1,106 @@ +/* + * Copyright 2003 Federal Chancellery Austria + * MOA-SPSS has been developed in a cooperation between BRZ, the Federal + * Chancellery Austria - ICT staff unit, and Graz University of Technology. + * + * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by + * the European Commission - subsequent versions of the EUPL (the "Licence"); + * You may not use this work except in compliance with the Licence. + * You may obtain a copy of the Licence at: + * http://www.osor.eu/eupl/ + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the Licence is distributed on an "AS IS" basis, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the Licence for the specific language governing permissions and + * limitations under the Licence. + * + * This product combines work with different licenses. See the "NOTICE" text + * file for details on the various modules and licenses. + * The "NOTICE" text file is part of the distribution. Any derivative works + * that you distribute must include a readable copy of the "NOTICE" text file. + */ + + +package at.gv.egovernment.moa.spss.server.iaik.xml; + +import java.util.ArrayList; +import java.util.Iterator; +import java.util.List; + +import iaik.server.modules.xml.XPath2Transformation; + +/** + * An object encapsulating a <code>Transformation</code> containing several + * XPath-Filter2 expressions. + * + * @author Patrick Peck + * @version $Id$ + */ +public class XPath2TransformationImpl + extends TransformationImpl + implements XPath2Transformation { + + /** The filters contained in this <code>XPath2Transformation</code> */ + private List xPathFilters = new ArrayList(); + + /** + * Create a new <code>XPath2TransformationImpl</code>. + * + * The list of XPath-Filter2 expression is initially empty. + */ + public XPath2TransformationImpl() { + setAlgorithmURI(XPath2Transformation.XPATH2); + } + + /** + * @see iaik.server.modules.xml.XPath2Transformation#getXPathFilters() + */ + public List getXPathFilters() { + return xPathFilters; + } + + /** + * Add an XPath-Filter2 expression to the list of filters. + * + * @param filter The filter to add. + */ + public void addXPathFilter(XPath2Filter filter) { + xPathFilters.add(filter); + } + + /** + * Compare this <code>XPath2Transformation</code> to another. + * + * @param other The object to compare this + * <code>XPath2Transformation</code> to. + * @return <code>true</code>, if <code>other</code> is an + * <code>XPath2Transformation</code> and <code>getXPathFilters()</code> equals + * <code>other.getXPathFilters()</code>. Otherwise <code>false</code> is + * returned. + * @see java.lang.Object#equals(Object) + */ + public boolean equals(Object other) { + if (other instanceof XPath2Transformation) { + XPath2Transformation transform = (XPath2Transformation) other; + + return getXPathFilters().equals(transform.getXPathFilters()); + } + return false; + } + + /** + * @see java.lang.Object#hashCode() + */ + public int hashCode() { + Iterator iter = getXPathFilters().iterator(); + int hashCode = 0; + + while (iter.hasNext()) { + hashCode ^= iter.next().hashCode(); + } + + return hashCode; + } + +} diff --git a/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/XPathTransformationImpl.java b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/XPathTransformationImpl.java new file mode 100644 index 0000000..06cc319 --- /dev/null +++ b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/XPathTransformationImpl.java @@ -0,0 +1,122 @@ +/* + * Copyright 2003 Federal Chancellery Austria + * MOA-SPSS has been developed in a cooperation between BRZ, the Federal + * Chancellery Austria - ICT staff unit, and Graz University of Technology. + * + * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by + * the European Commission - subsequent versions of the EUPL (the "Licence"); + * You may not use this work except in compliance with the Licence. + * You may obtain a copy of the Licence at: + * http://www.osor.eu/eupl/ + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the Licence is distributed on an "AS IS" basis, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the Licence for the specific language governing permissions and + * limitations under the Licence. + * + * This product combines work with different licenses. See the "NOTICE" text + * file for details on the various modules and licenses. + * The "NOTICE" text file is part of the distribution. Any derivative works + * that you distribute must include a readable copy of the "NOTICE" text file. + */ + + +package at.gv.egovernment.moa.spss.server.iaik.xml; + +import java.util.Map; + +import iaik.server.modules.xml.XPathTransformation; + +/** + * A <code>Transformation</code> containing an XPath expression. + * + * @author Patrick Peck + * @version $Id$ + */ +public class XPathTransformationImpl + extends TransformationImpl + implements XPathTransformation { + + /** The XPath expression. */ + private String xPathExpression; + /** The namespace prefix to URI mapping to use for XPath evaluation. */ + private Map namespaceDeclarations; + + /** + * Create a new <code>XPathTransformationImpl</code>. + * + * The namespace declarations are initialized empty. + * + * @param xPathExpression The XPath expression this object will contain. + * @param namespaceDeclarations The namespace declarations visible for this + * XPath. + */ + public XPathTransformationImpl( + String xPathExpression, + Map namespaceDeclarations) { + + setAlgorithmURI(XPathTransformation.XPATH); + setXPathExpression(xPathExpression); + setNamespaceDeclarations(namespaceDeclarations); + } + + /** + * Set the XPath expression. + * + * @param xPathExpression The XPath expression. + */ + protected void setXPathExpression(String xPathExpression) { + this.xPathExpression = xPathExpression; + } + + /** + * @see iaik.server.modules.xml.XPathTransformation#getXPathExpression() + */ + public String getXPathExpression() { + return xPathExpression; + } + + /** + * @see iaik.server.modules.xml.XPathTransformation#getNamespaceDeclarations() + */ + public Map getNamespaceDeclarations() { + return namespaceDeclarations; + } + + /** + * Set the namespace declarations. + * + * @param namespaceDeclarations The mapping between namespace prefixes and + * their associated URI. + */ + protected void setNamespaceDeclarations(Map namespaceDeclarations) { + this.namespaceDeclarations = namespaceDeclarations; + } + + /** + * Compare this <code>XPathTransformation</code> to another. + * + * @param other The object to compare this + * <code>XPathTransformation</code> to. + * @return <code>true</code>, if <code>other</code> is an + * <code>XPathTransformation</code> and if this object contains the same XPath + * expression as <code>other</code>. Otherwise <code>false</code> is returned. + * @see java.lang.Object#equals(Object) + */ + public boolean equals(Object other) { + if (other instanceof XPathTransformation) { + XPathTransformation transform = (XPathTransformation) other; + return getXPathExpression().equals(transform.getXPathExpression()); + } + return false; + } + + /** + * @see java.lang.Object#hashCode() + */ + public int hashCode() { + return getXPathExpression().hashCode(); + } + +} diff --git a/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/XSLTTransformationImpl.java b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/XSLTTransformationImpl.java new file mode 100644 index 0000000..1c5d26a --- /dev/null +++ b/moaSig/moa-sig-lib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/xml/XSLTTransformationImpl.java @@ -0,0 +1,217 @@ +/* + * Copyright 2003 Federal Chancellery Austria + * MOA-SPSS has been developed in a cooperation between BRZ, the Federal + * Chancellery Austria - ICT staff unit, and Graz University of Technology. + * + * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by + * the European Commission - subsequent versions of the EUPL (the "Licence"); + * You may not use this work except in compliance with the Licence. + * You may obtain a copy of the Licence at: + * http://www.osor.eu/eupl/ + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the Licence is distributed on an "AS IS" basis, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the Licence for the specific language governing permissions and + * limitations under the Licence. + * + * This product combines work with different licenses. See the "NOTICE" text + * file for details on the various modules and licenses. + * The "NOTICE" text file is part of the distribution. Any derivative works + * that you distribute must include a readable copy of the "NOTICE" text file. + */ + +package at.gv.egovernment.moa.spss.server.iaik.xml; + +import java.io.ByteArrayInputStream; +import java.io.ByteArrayOutputStream; +import java.io.IOException; +import java.io.InputStream; +import java.security.InvalidAlgorithmParameterException; +import java.security.NoSuchAlgorithmException; +import java.util.Collections; + +import javax.xml.crypto.dsig.CanonicalizationMethod; +import javax.xml.crypto.dsig.TransformException; +import javax.xml.crypto.dsig.spec.ExcC14NParameterSpec; + +import org.w3c.dom.Element; +import org.w3c.dom.NodeList; + +import at.gv.egovernment.moa.spss.util.NodeListToNodeSetDataAdapter; +import at.gv.egovernment.moa.util.NodeListAdapter; +import at.gv.egovernment.moa.util.StreamUtils; +import at.gv.egovernment.moa.util.XPathException; +import at.gv.egovernment.moa.util.XPathUtils; +import iaik.server.modules.xml.XSLTTransformation; +import iaik.xml.crypto.dsig.XMLSignatureFactory; + +/** + * A <code>Transformation</code> containing an XSLT transformation. + * + * @author Patrick Peck + * @version $Id$ + */ +public class XSLTTransformationImpl extends TransformationImpl implements XSLTTransformation { + + /** The XSLT stylesheet. */ + private Element styleSheetElement; + /** + * The hash code of the canonicalized stylesheet. If calculated, this value + * should be != 0. + */ + private int hashCode; + + /** + * Create a new <code>XSLTTransformationImpl</code> object. + * + * @param styleSheetElement + * The XSLT stylesheet element. + */ + public XSLTTransformationImpl(Element styleSheetElement) { + setAlgorithmURI(XSLTTransformation.XSLT); + setStyleSheetElement(styleSheetElement); + } + + /** + * Set the XSLT stylesheet element. + * + * @param styleSheetElement + * The XSLT stylesheet element to set. + */ + protected void setStyleSheetElement(Element styleSheetElement) { + this.styleSheetElement = styleSheetElement; + this.hashCode = 0; + } + + /** + * @see iaik.server.modules.xml.XSLTTransformation#getStylesheetElement() + */ + public Element getStylesheetElement() { + return styleSheetElement; + } + + /** + * Compare this <code>XSLTTransformation</code> to another. + * + * @param other + * The object to compare this <code>XSLTTransformation</code> to. + * @return <code>true</code>, if <code>other</code> is an + * <code>XSLTTransformation</code> and if the canonicalized + * representations of the stylesheets contained in <code>this</code> + * and <code>other</code> match. Otherwise, <code>false</code> is + * returned. + * @see java.lang.Object#equals(Object) + */ + public boolean equals(Object other) { + if (other instanceof XSLTTransformation) { + XSLTTransformation xslt = (XSLTTransformation) other; + + return compareElements(getStylesheetElement(), xslt.getStylesheetElement()); + } + return false; + } + + /** + * @see java.lang.Object#hashCode() + */ + public int hashCode() { + if (hashCode == 0) { + hashCode = calculateHashCode(getStylesheetElement()); + } + return hashCode; + } + + /** + * Calculate the hash code for a DOM element by canonicalizing it. + * + * @param element + * The DOM element for which the hash code is to be calculated. + * @return int The hash code, or <code>0</code>, if it could not be + * calculated. + */ + private static int calculateHashCode(Element element) { + try { + InputStream is = canonicalize(element); + byte[] buf = new byte[256]; + int hashCode = 1; + int length; + int i; + + while ((length = is.read(buf)) > 0) { + for (i = 0; i < length; i++) { + hashCode += buf[i] * 31 + i; + } + } + is.close(); + return hashCode; + } catch (IOException e) { + return 0; + } catch (NoSuchAlgorithmException e) { + return 0; + } catch (InvalidAlgorithmParameterException e) { + return 0; + } catch (TransformException e) { + return 0; + } + } + + /** + * Compare two DOM elements by canonicalizing their contents and comparing + * the resulting byte stream. + * + * @param elem1 + * The 1st element to compare. + * @param elem2 + * The 2nd element to compare. + * @return boolean <code>true</code>, if the elements are considered equal + * after canonicalization. Otherwise <code>false</code> is returned. + */ + private static boolean compareElements(Element elem1, Element elem2) { + try { + InputStream is1 = canonicalize(elem1); + InputStream is2 = canonicalize(elem2); + return StreamUtils.compareStreams(is1, is2); + } catch (IOException e) { + return false; + } catch (NoSuchAlgorithmException e) { + return false; + } catch (InvalidAlgorithmParameterException e) { + return false; + } catch (TransformException e) { + return false; + } + } + + /** + * Canonicalize a DOM element. + * + * @param element The element to canonicalize. + * @return InputStream A stream with the canonicalized data. + * @throws InvalidAlgorithmParameterException + * @throws IOException + * @throws TransformException + * @throws AlgorithmException An error occurred canonicalizing the element. + */ + private static InputStream canonicalize(Element element) + throws NoSuchAlgorithmException, InvalidAlgorithmParameterException, IOException, TransformException { + CanonicalizationMethod canonicalizationMethod = XMLSignatureFactory.getInstance().newCanonicalizationMethod( + CanonicalizationMethod.EXCLUSIVE, new ExcC14NParameterSpec()); + + //CanonicalizationAlgorithm c14n = + // new CanonicalizationAlgorithmImplExclusiveCanonicalXML(); + NodeList nodeList; + + try { + nodeList = XPathUtils.selectNodeList(element, XPathUtils.ALL_NODES_XPATH); + } catch (XPathException e) { + nodeList = new NodeListAdapter(Collections.EMPTY_LIST); + } + //c14n.setInput(nodeList); + ByteArrayOutputStream baos = new ByteArrayOutputStream(); + canonicalizationMethod.transform(new NodeListToNodeSetDataAdapter(nodeList), null, baos); + baos.close(); + return new ByteArrayInputStream(baos.toByteArray()); + } + +} |