svn commit: r573585 - /xml/security/branches/stax_jsr105/src/com/r_bg/stax/transforms/StaxInclusiveC14N.java

[mu...@apache.org]

Author: mullan
Date: Fri Sep  7 06:55:20 2007
New Revision: 573585

URL: http://svn.apache.org/viewvc?rev=573585&view=rev
Log:
Stax-based implementation of Inclusive C14N TransformService.

Added:
    xml/security/branches/stax_jsr105/src/com/r_bg/stax/transforms/StaxInclusiveC14N.java

Added: xml/security/branches/stax_jsr105/src/com/r_bg/stax/transforms/StaxInclusiveC14N.java
URL: http://svn.apache.org/viewvc/xml/security/branches/stax_jsr105/src/com/r_bg/stax/transforms/StaxInclusiveC14N.java?rev=573585&view=auto
==============================================================================
--- xml/security/branches/stax_jsr105/src/com/r_bg/stax/transforms/StaxInclusiveC14N.java (added)
+++ xml/security/branches/stax_jsr105/src/com/r_bg/stax/transforms/StaxInclusiveC14N.java Fri Sep  7 06:55:20 2007
@@ -0,0 +1,87 @@
+/*
+ * Copyright 2005 The Apache Software Foundation.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ */
+package com.r_bg.stax.transforms;
+
+import java.io.OutputStream;
+import java.security.InvalidAlgorithmParameterException;
+import java.security.spec.AlgorithmParameterSpec;
+import javax.xml.crypto.Data;
+import javax.xml.crypto.MarshalException;
+import javax.xml.crypto.XMLCryptoContext;
+import javax.xml.crypto.XMLStructure;
+import javax.xml.crypto.dsig.TransformException;
+import javax.xml.crypto.dsig.TransformService;
+import javax.xml.crypto.dsig.spec.TransformParameterSpec;
+import javax.xml.stream.XMLStreamReader;
+
+import com.r_bg.stax.StaxData;
+import com.r_bg.stax.c14n.AttributeHandleExclusive;
+import com.r_bg.stax.c14n.C14n;
+
+/**
+ * Stax-based implementation of Inclusive C14N TransformService.
+ *
+ * @author Sean Mullan
+ */
+public class StaxInclusiveC14N extends TransformService {
+
+    private C14n c14n;
+
+    public void init(TransformParameterSpec params) 
+	throws InvalidAlgorithmParameterException { 
+	if (params != null) {
+	    throw new InvalidAlgorithmParameterException("params must be null");
+	}
+    }
+
+    public void init(XMLStructure parent, XMLCryptoContext context) 
+	throws InvalidAlgorithmParameterException {
+	if (parent == null) {
+	    throw new NullPointerException();
+	}
+    }
+
+    public void marshalParams(XMLStructure parent, XMLCryptoContext context) 
+	throws MarshalException {
+	if (parent == null) {
+	    throw new NullPointerException();
+	}
+    }
+
+    public Data transform(Data data, XMLCryptoContext context) 
+	throws TransformException {
+	throw new UnsupportedOperationException();
+    }
+
+    public Data transform(Data data, XMLCryptoContext context, OutputStream os)
+	throws TransformException {
+	XMLStreamReader reader = ((StaxData) data).getXMLStreamReader();
+	if (c14n == null) {
+	    c14n = new C14n(new AttributeHandleExclusive(), os, false);
+	}
+	c14n.accept(reader);
+	return null;
+    }
+
+    public AlgorithmParameterSpec getParameterSpec() {
+	return null;
+    }
+
+    public boolean isFeatureSupported(String feature) {
+	return false;
+    }
+}