svn commit: r606567 - in /xmlgraphics/commons/trunk/examples/java/xmp: ExtractMetadataPacket.java xmp-sandbox.fop.trunk.pdf

[je...@apache.org]

Author: jeremias
Date: Sun Dec 23 07:52:49 2007
New Revision: 606567

URL: http://svn.apache.org/viewvc?rev=606567&view=rev
Log:
Demonstrate XMP packet parser

Added:
    xmlgraphics/commons/trunk/examples/java/xmp/ExtractMetadataPacket.java   (with props)
    xmlgraphics/commons/trunk/examples/java/xmp/xmp-sandbox.fop.trunk.pdf   (with props)

Added: xmlgraphics/commons/trunk/examples/java/xmp/ExtractMetadataPacket.java
URL: http://svn.apache.org/viewvc/xmlgraphics/commons/trunk/examples/java/xmp/ExtractMetadataPacket.java?rev=606567&view=auto
==============================================================================
--- xmlgraphics/commons/trunk/examples/java/xmp/ExtractMetadataPacket.java (added)
+++ xmlgraphics/commons/trunk/examples/java/xmp/ExtractMetadataPacket.java Sun Dec 23 07:52:49 2007
@@ -0,0 +1,98 @@
+/*
+ * 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.
+ */
+
+/* $Id$ */
+
+package xmp;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URL;
+
+import javax.xml.transform.TransformerException;
+
+import org.apache.xmlgraphics.xmp.Metadata;
+import org.apache.xmlgraphics.xmp.XMPArray;
+import org.apache.xmlgraphics.xmp.XMPConstants;
+import org.apache.xmlgraphics.xmp.XMPPacketParser;
+import org.apache.xmlgraphics.xmp.XMPProperty;
+
+/**
+ * This example shows how to parse an XMP packet from an arbitrary file.
+ */
+public class ExtractMetadataPacket {
+
+    private static void parseMetadata() throws IOException, TransformerException {
+        URL url = ExtractMetadataPacket.class.getResource("xmp-sandbox.fop.trunk.pdf");
+        InputStream in = url.openStream();
+        try {
+            Metadata meta = XMPPacketParser.parse(in);
+            if (meta == null) {
+                System.err.println("No XMP packet found!");
+            } else {
+                dumpSomeMetadata(meta);
+            }
+        } finally {
+            in.close();
+        }
+    }
+
+    private static void dumpSomeMetadata(Metadata meta) {
+        XMPProperty prop;
+        prop = meta.getProperty(XMPConstants.DUBLIN_CORE_NAMESPACE, "creator");
+        if (prop != null) {
+            XMPArray array;
+            array = prop.getArrayValue();
+            for (int i = 0, c = array.getSize(); i < c; i++) {
+                System.out.println("Creator: " + array.getValue(i));
+            }
+        }
+        prop = meta.getProperty(XMPConstants.DUBLIN_CORE_NAMESPACE, "title");
+        if (prop != null) {
+            System.out.println("Title: " + prop.getValue());
+        }
+        prop = meta.getProperty(XMPConstants.XMP_BASIC_NAMESPACE, "CreateDate");
+        if (prop != null) {
+            System.out.println("Creation Date: " + prop.getValue());
+        }
+        prop = meta.getProperty(XMPConstants.XMP_BASIC_NAMESPACE, "CreatorTool");
+        if (prop != null) {
+            System.out.println("Creator Tool: " + prop.getValue());
+        }
+        prop = meta.getProperty(XMPConstants.ADOBE_PDF_NAMESPACE, "Producer");
+        if (prop != null) {
+            System.out.println("Producer: " + prop.getValue());
+        }
+        prop = meta.getProperty(XMPConstants.ADOBE_PDF_NAMESPACE, "PDFVersion");
+        if (prop != null) {
+            System.out.println("PDF version: " + prop.getValue());
+        }
+    }
+
+    /**
+     * Command-line interface.
+     * @param args the command-line arguments
+     */
+    public static void main(String[] args) {
+        try {
+            parseMetadata();
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+
+}

Propchange: xmlgraphics/commons/trunk/examples/java/xmp/ExtractMetadataPacket.java
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Propchange: xmlgraphics/commons/trunk/examples/java/xmp/ExtractMetadataPacket.java
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Added: xmlgraphics/commons/trunk/examples/java/xmp/xmp-sandbox.fop.trunk.pdf
URL: http://svn.apache.org/viewvc/xmlgraphics/commons/trunk/examples/java/xmp/xmp-sandbox.fop.trunk.pdf?rev=606567&view=auto
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