Author: romkal
Date: Thu Mar 19 15:09:54 2009
New Revision: 756039

URL: http://svn.apache.org/viewvc?rev=756039&view=rev
Log:
CAMEL-1320: Created gzip data format

Added:
    
camel/trunk/camel-core/src/main/java/org/apache/camel/impl/GzipDataFormat.java  
 (with props)
    
camel/trunk/camel-core/src/main/java/org/apache/camel/model/dataformat/GzipDataFormat.java
   (with props)
    
camel/trunk/camel-core/src/test/java/org/apache/camel/impl/GzipDataFormatTest.java
   (with props)
Modified:
    
camel/trunk/camel-core/src/main/java/org/apache/camel/builder/DataFormatClause.java

Modified: 
camel/trunk/camel-core/src/main/java/org/apache/camel/builder/DataFormatClause.java
URL: 
http://svn.apache.org/viewvc/camel/trunk/camel-core/src/main/java/org/apache/camel/builder/DataFormatClause.java?rev=756039&r1=756038&r2=756039&view=diff
==============================================================================
--- 
camel/trunk/camel-core/src/main/java/org/apache/camel/builder/DataFormatClause.java
 (original)
+++ 
camel/trunk/camel-core/src/main/java/org/apache/camel/builder/DataFormatClause.java
 Thu Mar 19 15:09:54 2009
@@ -18,13 +18,12 @@
 
 import java.util.zip.Deflater;
 
-import org.w3c.dom.Node;
-
 import org.apache.camel.model.ProcessorDefinition;
 import org.apache.camel.model.dataformat.ArtixDSContentType;
 import org.apache.camel.model.dataformat.ArtixDSDataFormat;
 import org.apache.camel.model.dataformat.CsvDataFormat;
 import org.apache.camel.model.dataformat.DataFormatDefinition;
+import org.apache.camel.model.dataformat.GzipDataFormat;
 import org.apache.camel.model.dataformat.HL7DataFormat;
 import org.apache.camel.model.dataformat.JaxbDataFormat;
 import org.apache.camel.model.dataformat.JsonDataFormat;
@@ -36,6 +35,7 @@
 import org.apache.camel.model.dataformat.XMLSecurityDataFormat;
 import org.apache.camel.model.dataformat.XStreamDataFormat;
 import org.apache.camel.model.dataformat.ZipDataFormat;
+import org.w3c.dom.Node;
 
 /**
  * An expression for constructing the different possible {...@link 
org.apache.camel.spi.DataFormat}
@@ -242,6 +242,14 @@
         ZipDataFormat zdf = new ZipDataFormat(compressionLevel);
         return dataFormat(zdf);
     }
+    
+    /**
+     * Uses the GZIP deflater data format
+     */
+    public T gzip() {
+        GzipDataFormat gzdf = new GzipDataFormat();
+        return dataFormat(gzdf);
+    }
 
     @SuppressWarnings("unchecked")
     private T dataFormat(DataFormatDefinition dataFormatType) {

Added: 
camel/trunk/camel-core/src/main/java/org/apache/camel/impl/GzipDataFormat.java
URL: 
http://svn.apache.org/viewvc/camel/trunk/camel-core/src/main/java/org/apache/camel/impl/GzipDataFormat.java?rev=756039&view=auto
==============================================================================
--- 
camel/trunk/camel-core/src/main/java/org/apache/camel/impl/GzipDataFormat.java 
(added)
+++ 
camel/trunk/camel-core/src/main/java/org/apache/camel/impl/GzipDataFormat.java 
Thu Mar 19 15:09:54 2009
@@ -0,0 +1,59 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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 org.apache.camel.impl;
+
+import java.io.ByteArrayOutputStream;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.util.zip.GZIPInputStream;
+import java.util.zip.GZIPOutputStream;
+
+import org.apache.camel.Exchange;
+import org.apache.camel.spi.DataFormat;
+import org.apache.camel.util.ExchangeHelper;
+import org.apache.camel.util.IOHelper;
+
+public class GzipDataFormat implements DataFormat {
+
+    public void marshal(Exchange exchange, Object graph, OutputStream stream)
+        throws Exception {
+        InputStream is = 
exchange.getContext().getTypeConverter().convertTo(InputStream.class, graph);
+        if (is == null) {
+            throw new IllegalArgumentException("Cannot get the inputstream for 
GzipDataFormat mashalling");
+        }
+
+        GZIPOutputStream zipOutput = new GZIPOutputStream(stream);
+        try {
+            IOHelper.copy(is, zipOutput);
+        } finally {
+            zipOutput.close();
+        }
+        
+    }
+
+    public Object unmarshal(Exchange exchange, InputStream stream)
+        throws Exception {
+        InputStream is = ExchangeHelper.getMandatoryInBody(exchange, 
InputStream.class);
+        GZIPInputStream unzipInput = new GZIPInputStream(is);
+        
+        // Create an expandable byte array to hold the inflated data
+        ByteArrayOutputStream bos = new ByteArrayOutputStream();
+        IOHelper.copy(unzipInput, bos);
+        return bos.toByteArray();
+    }
+
+}

Propchange: 
camel/trunk/camel-core/src/main/java/org/apache/camel/impl/GzipDataFormat.java
------------------------------------------------------------------------------
    svn:mime-type = text/plain

Added: 
camel/trunk/camel-core/src/main/java/org/apache/camel/model/dataformat/GzipDataFormat.java
URL: 
http://svn.apache.org/viewvc/camel/trunk/camel-core/src/main/java/org/apache/camel/model/dataformat/GzipDataFormat.java?rev=756039&view=auto
==============================================================================
--- 
camel/trunk/camel-core/src/main/java/org/apache/camel/model/dataformat/GzipDataFormat.java
 (added)
+++ 
camel/trunk/camel-core/src/main/java/org/apache/camel/model/dataformat/GzipDataFormat.java
 Thu Mar 19 15:09:54 2009
@@ -0,0 +1,35 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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 org.apache.camel.model.dataformat;
+
+import javax.xml.bind.annotation.XmlRootElement;
+
+import org.apache.camel.spi.DataFormat;
+import org.apache.camel.spi.RouteContext;
+
+/**
+ * Represents the GZip {...@link DataFormat}
+ *
+ * @version $Revision: 750806 $
+ */
+...@xmlrootelement(name = "gzip")
+public class GzipDataFormat extends DataFormatDefinition {
+    @Override
+    protected DataFormat createDataFormat(RouteContext routeContext) {
+        return new org.apache.camel.impl.GzipDataFormat();
+    }
+}

Propchange: 
camel/trunk/camel-core/src/main/java/org/apache/camel/model/dataformat/GzipDataFormat.java
------------------------------------------------------------------------------
    svn:mime-type = text/plain

Added: 
camel/trunk/camel-core/src/test/java/org/apache/camel/impl/GzipDataFormatTest.java
URL: 
http://svn.apache.org/viewvc/camel/trunk/camel-core/src/test/java/org/apache/camel/impl/GzipDataFormatTest.java?rev=756039&view=auto
==============================================================================
--- 
camel/trunk/camel-core/src/test/java/org/apache/camel/impl/GzipDataFormatTest.java
 (added)
+++ 
camel/trunk/camel-core/src/test/java/org/apache/camel/impl/GzipDataFormatTest.java
 Thu Mar 19 15:09:54 2009
@@ -0,0 +1,75 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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 org.apache.camel.impl;
+
+import java.io.ByteArrayInputStream;
+import java.util.zip.GZIPInputStream;
+
+import org.apache.camel.ContextTestSupport;
+import org.apache.camel.builder.RouteBuilder;
+import org.apache.camel.component.mock.MockEndpoint;
+import org.apache.camel.converter.IOConverter;
+
+/**
+ * Unit test of the gzip data format.
+ */
+public class GzipDataFormatTest extends ContextTestSupport {
+    private static final String TEXT = "Hamlet by William Shakespeare\n" +
+                "To be, or not to be: that is the question:\n" + 
+                       "Whether 'tis nobler in the mind to suffer\n" + 
+                       "The slings and arrows of outrageous fortune,\n" + 
+                       "Or to take arms against a sea of troubles,\n" + 
+                       "And by opposing end them? To die: to sleep;";;
+
+    @Override
+    public boolean isUseRouteBuilder() {
+        return false;
+    }
+
+    private byte[] sendText() throws Exception {
+        return (byte[]) template.sendBody("direct:start", 
TEXT.getBytes("UTF-8"));
+    }
+
+    public void testMarshalTextToGZip() throws Exception {
+        context.addRoutes(new RouteBuilder() {
+            public void configure() {
+                from("direct:start").marshal().gzip();
+            }
+        });
+        context.start();
+
+        byte[] output = sendText();
+        
+        GZIPInputStream stream = new GZIPInputStream(new 
ByteArrayInputStream(output));
+        String result = IOConverter.toString(stream);
+        assertEquals("Uncompressed something different than compressed", TEXT, 
result);
+    }
+
+    public void testUnMarshalTextToGzip() throws Exception {
+        context.addRoutes(new RouteBuilder() {
+            public void configure() {
+                
from("direct:start").marshal().gzip().unmarshal().gzip().to("mock:result");
+            }
+        });
+        context.start();
+
+        MockEndpoint result = (MockEndpoint)context.getEndpoint("mock:result");
+        result.expectedBodiesReceived(TEXT.getBytes("UTF-8"));
+        sendText();
+        result.assertIsSatisfied();
+    }    
+}

Propchange: 
camel/trunk/camel-core/src/test/java/org/apache/camel/impl/GzipDataFormatTest.java
------------------------------------------------------------------------------
    svn:mime-type = text/plain


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