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-rw-r--r--id/server/modules/moa-id-module-sl20_authentication/pom.xml17
-rw-r--r--id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/sl20/SL20JSONExtractorUtils.java664
2 files changed, 349 insertions, 332 deletions
diff --git a/id/server/modules/moa-id-module-sl20_authentication/pom.xml b/id/server/modules/moa-id-module-sl20_authentication/pom.xml
index 0dccba648..d3a2cc94e 100644
--- a/id/server/modules/moa-id-module-sl20_authentication/pom.xml
+++ b/id/server/modules/moa-id-module-sl20_authentication/pom.xml
@@ -5,7 +5,7 @@
<parent>
<groupId>MOA.id.server.modules</groupId>
<artifactId>moa-id-modules</artifactId>
- <version>4.1.5</version>
+ <version>4.2.0</version>
</parent>
<artifactId>moa-id-module-sl20_authentication</artifactId>
<name>moa-id-module-sl20_authentication</name>
@@ -53,20 +53,19 @@
<dependency>
<groupId>com.google.code.gson</groupId>
<artifactId>gson</artifactId>
- <version>2.8.2</version>
+ <version>2.8.9</version>
</dependency>
<dependency>
<groupId>org.bitbucket.b_c</groupId>
<artifactId>jose4j</artifactId>
- <version>0.6.3</version>
+ <version>0.7.9</version>
</dependency>
- <dependency>
- <groupId>org.bouncycastle</groupId>
- <artifactId>bcprov-jdk15on</artifactId>
- <version>1.52</version>
- <!-- <scope>provided</scope> -->
-</dependency>
+ <dependency>
+ <groupId>org.bouncycastle</groupId>
+ <artifactId>bcprov-jdk15on</artifactId>
+ <version>1.70</version>
+ </dependency>
<!-- Dependencies for testing -->
diff --git a/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/sl20/SL20JSONExtractorUtils.java b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/sl20/SL20JSONExtractorUtils.java
index 759d9c838..6bf297a4e 100644
--- a/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/sl20/SL20JSONExtractorUtils.java
+++ b/id/server/modules/moa-id-module-sl20_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/sl20_auth/sl20/SL20JSONExtractorUtils.java
@@ -13,7 +13,6 @@ import org.apache.http.Header;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.utils.URIBuilder;
-import org.apache.log4j.Logger;
import org.jose4j.base64url.Base64Url;
import com.google.gson.JsonElement;
@@ -23,328 +22,347 @@ import com.google.gson.JsonParser;
import at.gv.egovernment.moa.id.auth.modules.sl20_auth.data.VerificationResult;
import at.gv.egovernment.moa.id.auth.modules.sl20_auth.exceptions.SL20Exception;
import at.gv.egovernment.moa.id.auth.modules.sl20_auth.exceptions.SLCommandoParserException;
+import lombok.extern.slf4j.Slf4j;
+@Slf4j
public class SL20JSONExtractorUtils {
- private static final Logger log = Logger.getLogger(SL20JSONExtractorUtils.class);
-
- /**
- * Extract String value from JSON
- *
- * @param input
- * @param keyID
- * @param isRequired
- * @return
- * @throws SLCommandoParserException
- */
- public static String getStringValue(JsonObject input, String keyID, boolean isRequired) throws SLCommandoParserException {
- try {
- JsonElement internal = getAndCheck(input, keyID, isRequired);
-
- if (internal != null)
- return internal.getAsString();
- else
- return null;
-
- } catch (SLCommandoParserException e) {
- throw e;
-
- } catch (Exception e) {
- throw new SLCommandoParserException("Can not extract String value with keyId: " + keyID, e);
-
- }
- }
-
- /**
- * Extract Boolean value from JSON
- *
- * @param input
- * @param keyID
- * @param isRequired
- * @return
- * @throws SLCommandoParserException
- */
- public static boolean getBooleanValue(JsonObject input, String keyID, boolean isRequired, boolean defaultValue) throws SLCommandoParserException {
- try {
- JsonElement internal = getAndCheck(input, keyID, isRequired);
-
- if (internal != null)
- return internal.getAsBoolean();
- else
- return defaultValue;
-
- } catch (SLCommandoParserException e) {
- throw e;
-
- } catch (Exception e) {
- throw new SLCommandoParserException("Can not extract Boolean value with keyId: " + keyID, e);
-
- }
- }
-
- /**
- * Extract JSONObject value from JSON
- *
- * @param input
- * @param keyID
- * @param isRequired
- * @return
- * @throws SLCommandoParserException
- */
- public static JsonObject getJSONObjectValue(JsonObject input, String keyID, boolean isRequired) throws SLCommandoParserException {
- try {
- JsonElement internal = getAndCheck(input, keyID, isRequired);
-
- if (internal != null)
- return internal.getAsJsonObject();
- else
- return null;
-
- } catch (SLCommandoParserException e) {
- throw e;
-
- } catch (Exception e) {
- throw new SLCommandoParserException("Can not extract Boolean value with keyId: " + keyID, e);
-
- }
- }
-
- /**
- * Extract a List of String elements from a JSON element
- *
- * @param input
- * @return
- * @throws SLCommandoParserException
- */
- public static List<String> getListOfStringElements(JsonElement input) throws SLCommandoParserException {
- List<String> result = new ArrayList<String>();
- if (input != null) {
- if (input.isJsonArray()) {
- Iterator<JsonElement> arrayIterator = input.getAsJsonArray().iterator();
- while(arrayIterator.hasNext()) {
- JsonElement next = arrayIterator.next();
- if (next.isJsonPrimitive())
- result.add(next.getAsString());
- }
-
- } else if (input.isJsonPrimitive()) {
- result.add(input.getAsString());
-
- } else {
- log.warn("JSON Element IS NOT a JSON array or a JSON Primitive");
- throw new SLCommandoParserException("JSON Element IS NOT a JSON array or a JSON Primitive");
-
- }
- }
-
- return result;
- }
-
- /**
- * Extract Map of Key/Value pairs from a JSON Element
- *
- * @param input parent JSON object
- * @param keyID KeyId of the child that should be parsed
- * @param isRequired
- * @return
- * @throws SLCommandoParserException
- */
- public static Map<String, String> getMapOfStringElements(JsonObject input, String keyID, boolean isRequired) throws SLCommandoParserException {
- JsonElement internal = getAndCheck(input, keyID, isRequired);
- return getMapOfStringElements(internal);
-
- }
-
- /**
- * Extract Map of Key/Value pairs from a JSON Element
- *
- * @param input
- * @return
- * @throws SLCommandoParserException
- */
- public static Map<String, String> getMapOfStringElements(JsonElement input) throws SLCommandoParserException {
- Map<String, String> result = new HashMap<String, String>();
-
- if (input != null) {
- if (input.isJsonArray()) {
- Iterator<JsonElement> arrayIterator = input.getAsJsonArray().iterator();
- while(arrayIterator.hasNext()) {
- JsonElement next = arrayIterator.next();
- Iterator<Entry<String, JsonElement>> entry = next.getAsJsonObject().entrySet().iterator();
- entitySetToMap(result, entry);
-
- }
-
- } else if (input.isJsonObject()) {
- Iterator<Entry<String, JsonElement>> objectKeys = input.getAsJsonObject().entrySet().iterator();
- entitySetToMap(result, objectKeys);
-
- } else
- throw new SLCommandoParserException("JSON Element IS NOT a JSON array or a JSON object");
-
- }
-
- return result;
- }
-
- private static void entitySetToMap(Map<String, String> result, Iterator<Entry<String, JsonElement>> entry) {
- while (entry.hasNext()) {
- Entry<String, JsonElement> el = entry.next();
- if (result.containsKey(el.getKey()))
- log.info("Attr. Map already contains Element with Key: " + el.getKey() + ". Overwrite element ... ");
-
- result.put(el.getKey(), el.getValue().getAsString());
-
- }
-
- }
-
-
- public static JsonElement extractSL20Result(JsonObject command, IJOSETools decrypter, boolean mustBeEncrypted) throws SL20Exception {
- JsonElement result = command.get(SL20Constants.SL20_COMMAND_CONTAINER_RESULT);
- JsonElement encryptedResult = command.get(SL20Constants.SL20_COMMAND_CONTAINER_ENCRYPTEDRESULT);
-
- if (result == null && encryptedResult == null)
- throw new SLCommandoParserException("NO result OR encryptedResult FOUND.");
-
- else if (encryptedResult == null && mustBeEncrypted)
- throw new SLCommandoParserException("result MUST be signed.");
-
- else if (encryptedResult != null && encryptedResult.isJsonPrimitive()) {
- try {
- return decrypter.decryptPayload(encryptedResult.getAsString());
-
- } catch (Exception e) {
- log.info("Can NOT decrypt SL20 result. Reason:" + e.getMessage());
- if (!mustBeEncrypted) {
- log.warn("Decrypted results are disabled by configuration. Parse result in plain if it is possible");
-
- //dummy code
- try {
- String[] signedPayload = encryptedResult.toString().split("\\.");
- JsonElement payLoad = new JsonParser().parse(new String(Base64.getUrlDecoder().decode(signedPayload[1])));
- return payLoad;
-
- } catch (Exception e1) {
- log.debug("DummyCode FAILED, Reason: " + e1.getMessage() + " Ignore it ...");
- throw new SL20Exception(e.getMessage(), null, e);
-
- }
-
- } else
- throw e;
-
- }
-
- } else if (result != null) {
- return result;
-
- } else
- throw new SLCommandoParserException("Internal build error");
-
-
- }
-
- /**
- * Extract payLoad from generic transport container
- *
- * @param container
- * @param joseTools
- * @return
- * @throws SLCommandoParserException
- */
- public static VerificationResult extractSL20PayLoad(JsonObject container, IJOSETools joseTools, boolean mustBeSigned) throws SL20Exception {
-
- JsonElement sl20Payload = container.get(SL20Constants.SL20_PAYLOAD);
- JsonElement sl20SignedPayload = container.get(SL20Constants.SL20_SIGNEDPAYLOAD);
-
- if (mustBeSigned && joseTools == null)
- throw new SLCommandoParserException("'joseTools' MUST be set if 'mustBeSigned' is 'true'");
-
- if (sl20Payload == null && sl20SignedPayload == null)
- throw new SLCommandoParserException("NO payLoad OR signedPayload FOUND.");
-
- else if (sl20SignedPayload == null && mustBeSigned)
- throw new SLCommandoParserException("payLoad MUST be signed.");
-
- else if (joseTools != null && sl20SignedPayload != null && sl20SignedPayload.isJsonPrimitive()) {
- return joseTools.validateSignature(sl20SignedPayload.getAsString());
-
- } else if (sl20Payload != null)
- return new VerificationResult(sl20Payload.getAsJsonObject());
-
- else
- throw new SLCommandoParserException("Internal build error");
-
-
- }
-
-
- /**
- * Extract generic transport container from httpResponse
- *
- * @param httpResp
- * @return
- * @throws SLCommandoParserException
- */
- public static JsonObject getSL20ContainerFromResponse(HttpResponse httpResp) throws SLCommandoParserException {
- try {
- JsonObject sl20Resp = null;
- if (httpResp.getStatusLine().getStatusCode() == 307) {
- Header[] locationHeader = httpResp.getHeaders("Location");
- if (locationHeader == null)
- throw new SLCommandoParserException("Find Redirect statuscode but not Location header");
-
- String sl20RespString = new URIBuilder(locationHeader[0].getValue()).getQueryParams().get(0).getValue();
- sl20Resp = new JsonParser().parse(Base64Url.encode((sl20RespString.getBytes()))).getAsJsonObject();
-
- } else if (httpResp.getStatusLine().getStatusCode() == 200) {
- if (!httpResp.getEntity().getContentType().getValue().startsWith("application/json"))
- throw new SLCommandoParserException("SL20 response with a wrong ContentType: " + httpResp.getEntity().getContentType().getValue());
- sl20Resp = parseSL20ResultFromResponse(httpResp.getEntity());
-
- } else if ( (httpResp.getStatusLine().getStatusCode() == 500) ||
- (httpResp.getStatusLine().getStatusCode() == 401) ||
- (httpResp.getStatusLine().getStatusCode() == 400) ) {
- log.info("SL20 response with http-code: " + httpResp.getStatusLine().getStatusCode()
- + ". Search for error message");
- sl20Resp = parseSL20ResultFromResponse(httpResp.getEntity());
-
-
- } else
- throw new SLCommandoParserException("SL20 response with http-code: " + httpResp.getStatusLine().getStatusCode());
-
- log.info("Find JSON object in http response");
- return sl20Resp;
-
- } catch (Exception e) {
- throw new SLCommandoParserException("SL20 response parsing FAILED! Reason: " + e.getMessage(), e);
-
- }
- }
-
- private static JsonObject parseSL20ResultFromResponse(HttpEntity resp) throws Exception {
- if (resp != null && resp.getContent() != null) {
- JsonElement sl20Resp = new JsonParser().parse(new InputStreamReader(resp.getContent()));
- if (sl20Resp != null && sl20Resp.isJsonObject()) {
- return sl20Resp.getAsJsonObject();
-
- } else
- throw new SLCommandoParserException("SL2.0 can NOT parse to a JSON object");
-
-
- } else
- throw new SLCommandoParserException("Can NOT find content in http response");
-
- }
-
-
- private static JsonElement getAndCheck(JsonObject input, String keyID, boolean isRequired) throws SLCommandoParserException {
- JsonElement internal = input.get(keyID);
-
- if (internal == null && isRequired)
- throw new SLCommandoParserException("REQUIRED Element with keyId: " + keyID + " does not exist");
-
- return internal;
-
- }
+
+ /**
+ * Extract String value from JSON
+ *
+ * @param input
+ * @param keyID
+ * @param isRequired
+ * @return
+ * @throws SLCommandoParserException
+ */
+ public static String getStringValue(JsonObject input, String keyID, boolean isRequired)
+ throws SLCommandoParserException {
+ try {
+ final JsonElement internal = getAndCheck(input, keyID, isRequired);
+
+ if (internal != null) {
+ return internal.getAsString();
+ } else {
+ return null;
+ }
+
+ } catch (final SLCommandoParserException e) {
+ throw e;
+
+ } catch (final Exception e) {
+ throw new SLCommandoParserException("Can not extract String value with keyId: " + keyID, e);
+
+ }
+ }
+
+ /**
+ * Extract Boolean value from JSON
+ *
+ * @param input
+ * @param keyID
+ * @param isRequired
+ * @return
+ * @throws SLCommandoParserException
+ */
+ public static boolean getBooleanValue(JsonObject input, String keyID, boolean isRequired,
+ boolean defaultValue) throws SLCommandoParserException {
+ try {
+ final JsonElement internal = getAndCheck(input, keyID, isRequired);
+
+ if (internal != null) {
+ return internal.getAsBoolean();
+ } else {
+ return defaultValue;
+ }
+
+ } catch (final SLCommandoParserException e) {
+ throw e;
+
+ } catch (final Exception e) {
+ throw new SLCommandoParserException("Can not extract Boolean value with keyId: " + keyID, e);
+
+ }
+ }
+
+ /**
+ * Extract JSONObject value from JSON
+ *
+ * @param input
+ * @param keyID
+ * @param isRequired
+ * @return
+ * @throws SLCommandoParserException
+ */
+ public static JsonObject getJSONObjectValue(JsonObject input, String keyID, boolean isRequired)
+ throws SLCommandoParserException {
+ try {
+ final JsonElement internal = getAndCheck(input, keyID, isRequired);
+
+ if (internal != null) {
+ return internal.getAsJsonObject();
+ } else {
+ return null;
+ }
+
+ } catch (final SLCommandoParserException e) {
+ throw e;
+
+ } catch (final Exception e) {
+ throw new SLCommandoParserException("Can not extract Boolean value with keyId: " + keyID, e);
+
+ }
+ }
+
+ /**
+ * Extract a List of String elements from a JSON element
+ *
+ * @param input
+ * @return
+ * @throws SLCommandoParserException
+ */
+ public static List<String> getListOfStringElements(JsonElement input) throws SLCommandoParserException {
+ final List<String> result = new ArrayList<>();
+ if (input != null) {
+ if (input.isJsonArray()) {
+ final Iterator<JsonElement> arrayIterator = input.getAsJsonArray().iterator();
+ while (arrayIterator.hasNext()) {
+ final JsonElement next = arrayIterator.next();
+ if (next.isJsonPrimitive()) {
+ result.add(next.getAsString());
+ }
+ }
+
+ } else if (input.isJsonPrimitive()) {
+ result.add(input.getAsString());
+
+ } else {
+ log.warn("JSON Element IS NOT a JSON array or a JSON Primitive");
+ throw new SLCommandoParserException("JSON Element IS NOT a JSON array or a JSON Primitive");
+
+ }
+ }
+
+ return result;
+ }
+
+ /**
+ * Extract Map of Key/Value pairs from a JSON Element
+ *
+ * @param input parent JSON object
+ * @param keyID KeyId of the child that should be parsed
+ * @param isRequired
+ * @return
+ * @throws SLCommandoParserException
+ */
+ public static Map<String, String> getMapOfStringElements(JsonObject input, String keyID, boolean isRequired)
+ throws SLCommandoParserException {
+ final JsonElement internal = getAndCheck(input, keyID, isRequired);
+ return getMapOfStringElements(internal);
+
+ }
+
+ /**
+ * Extract Map of Key/Value pairs from a JSON Element
+ *
+ * @param input
+ * @return
+ * @throws SLCommandoParserException
+ */
+ public static Map<String, String> getMapOfStringElements(JsonElement input)
+ throws SLCommandoParserException {
+ final Map<String, String> result = new HashMap<>();
+
+ if (input != null) {
+ if (input.isJsonArray()) {
+ final Iterator<JsonElement> arrayIterator = input.getAsJsonArray().iterator();
+ while (arrayIterator.hasNext()) {
+ final JsonElement next = arrayIterator.next();
+ final Iterator<Entry<String, JsonElement>> entry = next.getAsJsonObject().entrySet().iterator();
+ entitySetToMap(result, entry);
+
+ }
+
+ } else if (input.isJsonObject()) {
+ final Iterator<Entry<String, JsonElement>> objectKeys = input.getAsJsonObject().entrySet().iterator();
+ entitySetToMap(result, objectKeys);
+
+ } else {
+ throw new SLCommandoParserException("JSON Element IS NOT a JSON array or a JSON object");
+ }
+
+ }
+
+ return result;
+ }
+
+ private static void entitySetToMap(Map<String, String> result, Iterator<Entry<String, JsonElement>> entry) {
+ while (entry.hasNext()) {
+ final Entry<String, JsonElement> el = entry.next();
+ if (result.containsKey(el.getKey())) {
+ log.info("Attr. Map already contains Element with Key: " + el.getKey() + ". Overwrite element ... ");
+ }
+
+ result.put(el.getKey(), el.getValue().getAsString());
+
+ }
+
+ }
+
+ public static JsonElement extractSL20Result(JsonObject command, IJOSETools decrypter,
+ boolean mustBeEncrypted) throws SL20Exception {
+ final JsonElement result = command.get(SL20Constants.SL20_COMMAND_CONTAINER_RESULT);
+ final JsonElement encryptedResult = command.get(SL20Constants.SL20_COMMAND_CONTAINER_ENCRYPTEDRESULT);
+
+ if (result == null && encryptedResult == null) {
+ throw new SLCommandoParserException("NO result OR encryptedResult FOUND.");
+ } else if (encryptedResult == null && mustBeEncrypted) {
+ throw new SLCommandoParserException("result MUST be signed.");
+ } else if (encryptedResult != null && encryptedResult.isJsonPrimitive()) {
+ try {
+ return decrypter.decryptPayload(encryptedResult.getAsString());
+
+ } catch (final Exception e) {
+ log.info("Can NOT decrypt SL20 result. Reason:" + e.getMessage());
+ if (!mustBeEncrypted) {
+ log.warn(
+ "Decrypted results are disabled by configuration. Parse result in plain if it is possible");
+
+ // dummy code
+ try {
+ final String[] signedPayload = encryptedResult.toString().split("\\.");
+ final JsonElement payLoad = new JsonParser().parse(new String(Base64.getUrlDecoder().decode(
+ signedPayload[1])));
+ return payLoad;
+
+ } catch (final Exception e1) {
+ log.debug("DummyCode FAILED, Reason: " + e1.getMessage() + " Ignore it ...");
+ throw new SL20Exception(e.getMessage(), null, e);
+
+ }
+
+ } else {
+ throw e;
+ }
+
+ }
+
+ } else if (result != null) {
+ return result;
+
+ } else {
+ throw new SLCommandoParserException("Internal build error");
+ }
+
+ }
+
+ /**
+ * Extract payLoad from generic transport container
+ *
+ * @param container
+ * @param joseTools
+ * @return
+ * @throws SLCommandoParserException
+ */
+ public static VerificationResult extractSL20PayLoad(JsonObject container, IJOSETools joseTools,
+ boolean mustBeSigned) throws SL20Exception {
+
+ final JsonElement sl20Payload = container.get(SL20Constants.SL20_PAYLOAD);
+ final JsonElement sl20SignedPayload = container.get(SL20Constants.SL20_SIGNEDPAYLOAD);
+
+ if (mustBeSigned && joseTools == null) {
+ throw new SLCommandoParserException("'joseTools' MUST be set if 'mustBeSigned' is 'true'");
+ }
+
+ if (sl20Payload == null && sl20SignedPayload == null) {
+ throw new SLCommandoParserException("NO payLoad OR signedPayload FOUND.");
+ } else if (sl20SignedPayload == null && mustBeSigned) {
+ throw new SLCommandoParserException("payLoad MUST be signed.");
+ } else if (joseTools != null && sl20SignedPayload != null && sl20SignedPayload.isJsonPrimitive()) {
+ return joseTools.validateSignature(sl20SignedPayload.getAsString());
+
+ } else if (sl20Payload != null) {
+ return new VerificationResult(sl20Payload.getAsJsonObject());
+ } else {
+ throw new SLCommandoParserException("Internal build error");
+ }
+
+ }
+
+ /**
+ * Extract generic transport container from httpResponse
+ *
+ * @param httpResp
+ * @return
+ * @throws SLCommandoParserException
+ */
+ public static JsonObject getSL20ContainerFromResponse(HttpResponse httpResp)
+ throws SLCommandoParserException {
+ try {
+ JsonObject sl20Resp = null;
+ if (httpResp.getStatusLine().getStatusCode() == 307) {
+ final Header[] locationHeader = httpResp.getHeaders("Location");
+ if (locationHeader == null) {
+ throw new SLCommandoParserException("Find Redirect statuscode but not Location header");
+ }
+
+ final String sl20RespString = new URIBuilder(locationHeader[0].getValue()).getQueryParams().get(0)
+ .getValue();
+ sl20Resp = new JsonParser().parse(Base64Url.encode(sl20RespString.getBytes())).getAsJsonObject();
+
+ } else if (httpResp.getStatusLine().getStatusCode() == 200) {
+ if (!httpResp.getEntity().getContentType().getValue().startsWith("application/json")) {
+ throw new SLCommandoParserException("SL20 response with a wrong ContentType: " + httpResp
+ .getEntity().getContentType().getValue());
+ }
+ sl20Resp = parseSL20ResultFromResponse(httpResp.getEntity());
+
+ } else if (httpResp.getStatusLine().getStatusCode() == 500 ||
+ httpResp.getStatusLine().getStatusCode() == 401 ||
+ httpResp.getStatusLine().getStatusCode() == 400) {
+ log.info("SL20 response with http-code: " + httpResp.getStatusLine().getStatusCode()
+ + ". Search for error message");
+ sl20Resp = parseSL20ResultFromResponse(httpResp.getEntity());
+
+ } else {
+ throw new SLCommandoParserException("SL20 response with http-code: " + httpResp.getStatusLine()
+ .getStatusCode());
+ }
+
+ log.info("Find JSON object in http response");
+ return sl20Resp;
+
+ } catch (final Exception e) {
+ throw new SLCommandoParserException("SL20 response parsing FAILED! Reason: " + e.getMessage(), e);
+
+ }
+ }
+
+ private static JsonObject parseSL20ResultFromResponse(HttpEntity resp) throws Exception {
+ if (resp != null && resp.getContent() != null) {
+ final JsonElement sl20Resp = new JsonParser().parse(new InputStreamReader(resp.getContent()));
+ if (sl20Resp != null && sl20Resp.isJsonObject()) {
+ return sl20Resp.getAsJsonObject();
+
+ } else {
+ throw new SLCommandoParserException("SL2.0 can NOT parse to a JSON object");
+ }
+
+ } else {
+ throw new SLCommandoParserException("Can NOT find content in http response");
+ }
+
+ }
+
+ private static JsonElement getAndCheck(JsonObject input, String keyID, boolean isRequired)
+ throws SLCommandoParserException {
+ final JsonElement internal = input.get(keyID);
+
+ if (internal == null && isRequired) {
+ throw new SLCommandoParserException("REQUIRED Element with keyId: " + keyID + " does not exist");
+ }
+
+ return internal;
+
+ }
}