1 files changed, 199 insertions, 0 deletions
diff --git a/isoparser/src/main/java/com/coremedia/iso/.svn/text-base/PropertyBoxParserImpl.java.svn-base b/isoparser/src/main/java/com/coremedia/iso/.svn/text-base/PropertyBoxParserImpl.java.svn-base
new file mode 100644
index 0000000..f1bcc01
--- /dev/null
+++ b/isoparser/src/main/java/com/coremedia/iso/.svn/text-base/PropertyBoxParserImpl.java.svn-base
@@ -0,0 +1,199 @@
+/*
+ * Copyright 2012 Sebastian Annies, Hamburg
+ *
+ * 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.coremedia.iso;
+
+import com.googlecode.mp4parser.AbstractBox;
+import com.coremedia.iso.boxes.Box;
+
+import java.io.BufferedInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.lang.reflect.Constructor;
+import java.lang.reflect.InvocationTargetException;
+import java.net.URL;
+import java.util.Enumeration;
+import java.util.Properties;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+/**
+ * A Property file based BoxFactory
+ */
+public class PropertyBoxParserImpl extends AbstractBoxParser {
+    Properties mapping;
+
+    public PropertyBoxParserImpl(String... customProperties) {
+        InputStream is = new BufferedInputStream(getClass().getResourceAsStream("/isoparser-default.properties"));
+        try {
+            mapping = new Properties();
+            try {
+                mapping.load(is);
+                Enumeration<URL> enumeration = Thread.currentThread().getContextClassLoader().getResources("isoparser-custom.properties");
+
+                while (enumeration.hasMoreElements()) {
+                    URL url = enumeration.nextElement();
+                    InputStream customIS = new BufferedInputStream(url.openStream());
+                    try {
+                        mapping.load(customIS);
+                    } finally {
+                        customIS.close();
+                    }
+                }
+                for (String customProperty : customProperties) {
+                    mapping.load(new BufferedInputStream(getClass().getResourceAsStream(customProperty)));
+                }
+            } catch (IOException e) {
+                throw new RuntimeException(e);
+            }
+        } finally {
+            try {
+                is.close();
+            } catch (IOException e) {
+                e.printStackTrace();
+                // ignore - I can't help
+            }
+        }
+    }
+
+    public PropertyBoxParserImpl(Properties mapping) {
+        this.mapping = mapping;
+    }
+
+    Pattern p = Pattern.compile("(.*)\\((.*?)\\)");
+
+    @SuppressWarnings("unchecked")
+    public Class<? extends Box> getClassForFourCc(String type, byte[] userType, String parent) {
+        FourCcToBox fourCcToBox = new FourCcToBox(type, userType, parent).invoke();
+        try {
+            return (Class<? extends Box>) Class.forName(fourCcToBox.clazzName);
+        } catch (ClassNotFoundException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    @Override
+    public Box createBox(String type, byte[] userType, String parent) {
+
+        FourCcToBox fourCcToBox = new FourCcToBox(type, userType, parent).invoke();
+        String[] param = fourCcToBox.getParam();
+        String clazzName = fourCcToBox.getClazzName();
+        try {
+            if (param[0].trim().length() == 0) {
+                param = new String[]{};
+            }
+            Class clazz = Class.forName(clazzName);
+
+            Class[] constructorArgsClazz = new Class[param.length];
+            Object[] constructorArgs = new Object[param.length];
+            for (int i = 0; i < param.length; i++) {
+
+                if ("userType".equals(param[i])) {
+                    constructorArgs[i] = userType;
+                    constructorArgsClazz[i] = byte[].class;
+                } else if ("type".equals(param[i])) {
+                    constructorArgs[i] = type;
+                    constructorArgsClazz[i] = String.class;
+                } else if ("parent".equals(param[i])) {
+                    constructorArgs[i] = parent;
+                    constructorArgsClazz[i] = String.class;
+                } else {
+                    throw new InternalError("No such param: " + param[i]);
+                }
+
+
+            }
+            Constructor<AbstractBox> constructorObject;
+            try {
+                if (param.length > 0) {
+                    constructorObject = clazz.getConstructor(constructorArgsClazz);
+                } else {
+                    constructorObject = clazz.getConstructor();
+                }
+
+                return constructorObject.newInstance(constructorArgs);
+            } catch (NoSuchMethodException e) {
+                throw new RuntimeException(e);
+            } catch (InvocationTargetException e) {
+                throw new RuntimeException(e);
+            } catch (InstantiationException e) {
+                throw new RuntimeException(e);
+            } catch (IllegalAccessException e) {
+                throw new RuntimeException(e);
+            }
+
+
+        } catch (ClassNotFoundException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    private class FourCcToBox {
+        private String type;
+        private byte[] userType;
+        private String parent;
+        private String clazzName;
+        private String[] param;
+
+        public FourCcToBox(String type, byte[] userType, String parent) {
+            this.type = type;
+            this.parent = parent;
+            this.userType = userType;
+        }
+
+        public String getClazzName() {
+            return clazzName;
+        }
+
+        public String[] getParam() {
+            return param;
+        }
+
+        public FourCcToBox invoke() {
+            String constructor;
+            if (userType != null) {
+                if (!"uuid".equals((type))) {
+                    throw new RuntimeException("we have a userType but no uuid box type. Something's wrong");
+                }
+                constructor = mapping.getProperty((parent) + "-uuid[" + Hex.encodeHex(userType).toUpperCase() + "]");
+                if (constructor == null) {
+                    constructor = mapping.getProperty("uuid[" + Hex.encodeHex(userType).toUpperCase() + "]");
+                }
+                if (constructor == null) {
+                    constructor = mapping.getProperty("uuid");
+                }
+            } else {
+                constructor = mapping.getProperty((parent) + "-" + (type));
+                if (constructor == null) {
+                    constructor = mapping.getProperty((type));
+                }
+            }
+            if (constructor == null) {
+                constructor = mapping.getProperty("default");
+            }
+            if (constructor == null) {
+                throw new RuntimeException("No box object found for " + type);
+            }
+            Matcher m = p.matcher(constructor);
+            boolean matches = m.matches();
+            if (!matches) {
+                throw new RuntimeException("Cannot work with that constructor: " + constructor);
+            }
+            clazzName = m.group(1);
+            param = m.group(2).split(",");
+            return this;
+        }
+    }
+}