1 files changed, 134 insertions, 0 deletions
diff --git a/moaSig/moa-asic/src/main/java/at/gv/egiz/asic/impl/ASiCBaseFormatFactory.java b/moaSig/moa-asic/src/main/java/at/gv/egiz/asic/impl/ASiCBaseFormatFactory.java
new file mode 100644
index 0000000..bce179d
--- /dev/null
+++ b/moaSig/moa-asic/src/main/java/at/gv/egiz/asic/impl/ASiCBaseFormatFactory.java
@@ -0,0 +1,134 @@
+package at.gv.egiz.asic.impl;
+
+import at.gv.egiz.asic.api.ASiC;
+import at.gv.egiz.asic.api.ASiCEntry;
+import at.gv.egiz.asic.api.ASiCFormat;
+import at.gv.egiz.asic.impl.handler.*;
+import at.gv.egovernment.moa.spss.MOAApplicationException;
+import at.gv.egovernment.moa.spss.MOAException;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipInputStream;
+
+/**
+ * Created by Andreas Fitzek on 6/15/16.
+ */
+public abstract class ASiCBaseFormatFactory implements ASiCContainer {
+
+    private static final Logger logger = LoggerFactory.getLogger(ASiCBaseFormatFactory.class);
+
+    protected boolean cadesSigned = false;
+    protected boolean xadesSigned = false;
+    protected boolean timestamped = false;
+
+    protected String mimeType = null;
+
+    protected List<ASiCEntry> signatureEntries = new ArrayList<ASiCEntry>();
+    protected List<ASiCEntry> dataEntries = new ArrayList<ASiCEntry>();
+    protected List<ASiCEntry> informationEntries = new ArrayList<ASiCEntry>();
+
+    protected List<EntryHandler> handlers = new ArrayList<EntryHandler>();
+
+    @Override
+    public void addDataEntry(ASiCEntry entry) {
+        this.dataEntries.add(entry);
+    }
+
+    @Override
+    public void addSignatureEntry(ASiCEntry entry) {
+        this.signatureEntries.add(entry);
+    }
+
+    @Override
+    public void addInformationEntry(ASiCEntry entry) {
+        this.informationEntries.add(entry);
+    }
+
+    public ASiCBaseFormatFactory() {
+        handlers.add(new MimefileHandler());
+        handlers.add(new MetaInfHandler());
+        handlers.add(new AllDataHandler());
+    }
+
+    public abstract ASiCFormat factoryFormat();
+
+    protected abstract void validate() throws MOAException;
+
+    public ASiC createASiC(InputStream is) throws MOAException {
+
+        ZipCommentReaderStream commentReaderStream = new ZipCommentReaderStream(is);
+
+        ZipInputStream zipInputStream = new ZipInputStream(commentReaderStream);
+
+        try {
+            for (ZipEntry entry = zipInputStream.getNextEntry(); entry != null; entry = zipInputStream.getNextEntry()) {
+                String entryName = entry.getName();
+
+                Iterator<EntryHandler> handlerIterator = this.handlers.iterator();
+                while (handlerIterator.hasNext()) {
+                    EntryHandler entryHandler = handlerIterator.next();
+
+                    if (entryHandler.handle(entryName, zipInputStream, this)) {
+                        break;
+                    }
+                }
+            }
+        } catch(IOException e) {
+            logger.info("Failed to read from ASiC Container", e);
+            throw new MOAApplicationException("asic.0007", null);
+        }
+
+
+        if(this.mimeType == null) {
+            String mimeTypeComment = commentReaderStream.getFileComment();
+            if(mimeTypeComment != null) {
+                this.mimeType = mimeTypeComment;
+            }
+        }
+
+        this.validate();
+
+        // unpack and retrieve all available information on ASiC signature
+        return new ASiCImpl(this.factoryFormat(), this.xadesSigned, this.cadesSigned, this.signatureEntries, dataEntries, this.informationEntries);
+    }
+
+    @Override
+    public void setMimeType(String mimeType) {
+        this.mimeType = mimeType;
+    }
+
+    public void setIsXAdES() throws MOAException {
+        if(this.cadesSigned) {
+            throw new MOAApplicationException("asic.0010", null);
+        }
+        this.xadesSigned = true;
+    }
+
+    public void setIsCAdES() throws MOAException {
+        if(this.xadesSigned) {
+            throw new MOAApplicationException("asic.0010", null);
+        }
+        this.cadesSigned = true;
+    }
+
+    public void setIsTimestamped() throws MOAException {
+        throw new MOAApplicationException("asic.0013", null);
+    }
+
+    @Override
+    public void setIsEvidenceERS() throws MOAException {
+        throw new MOAApplicationException("asic.0011", null);
+    }
+
+    @Override
+    public void setIsEvidenceXML() throws MOAException {
+        throw new MOAApplicationException("asic.0012", null);
+    }
+}