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From t...@apache.org
Subject svn commit: r1445215 - in /incubator/droids/branches/0.2.x-cleanup/droids-core/src/main/java/org/apache/droids/core: AbstractParserData.java ParserData.java
Date Tue, 12 Feb 2013 15:49:45 GMT
Author: tobr
Date: Tue Feb 12 15:49:45 2013
New Revision: 1445215

URL: http://svn.apache.org/r1445215
Log:
added new ParserData API as container for the parsed data

Added:
    incubator/droids/branches/0.2.x-cleanup/droids-core/src/main/java/org/apache/droids/core/AbstractParserData.java
  (with props)
    incubator/droids/branches/0.2.x-cleanup/droids-core/src/main/java/org/apache/droids/core/ParserData.java
  (with props)

Added: incubator/droids/branches/0.2.x-cleanup/droids-core/src/main/java/org/apache/droids/core/AbstractParserData.java
URL: http://svn.apache.org/viewvc/incubator/droids/branches/0.2.x-cleanup/droids-core/src/main/java/org/apache/droids/core/AbstractParserData.java?rev=1445215&view=auto
==============================================================================
--- incubator/droids/branches/0.2.x-cleanup/droids-core/src/main/java/org/apache/droids/core/AbstractParserData.java
(added)
+++ incubator/droids/branches/0.2.x-cleanup/droids-core/src/main/java/org/apache/droids/core/AbstractParserData.java
Tue Feb 12 15:49:45 2013
@@ -0,0 +1,103 @@
+/*
+ * 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.droids.core;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Abstract class implementing the {@link ParserData} interface methods.
+ */
+public abstract class AbstractParserData implements ParserData {
+
+    private Map<String, String[]> data = null;
+
+    /**
+     * Constructs a new, empty parser data.
+     */
+    public AbstractParserData() {
+        data = new HashMap<String, String[]>();
+    }
+
+    @Override
+    public String[] names() {
+        return data.keySet().toArray(new String[data.keySet().size()]);
+    }
+
+    @Override
+    public String get(final String name) {
+        String[] values = data.get(name);
+        if (values == null) {
+            return null;
+        } else {
+            return values[0];
+        }
+    }
+
+    @Override
+    public String[] getValues(final String name) {
+        String[] values = data.get(name);
+        if (values == null) {
+            values = new String[0];
+        }
+        return values;
+    }
+
+    private String[] appendedValues(String[] values, final String value) {
+        String[] newValues = new String[values.length + 1];
+        System.arraycopy(values, 0, newValues, 0, values.length);
+        newValues[newValues.length - 1] = value;
+        return newValues;
+    }
+
+    @Override
+    public void add(final String name, final String value) {
+        String[] values = data.get(name);
+        if (values == null) {
+            set(name, value);
+        } else {
+            data.put(name, appendedValues(values, value));
+        }
+    }
+
+    @Override
+    public void set(String name, String value) {
+        if (value != null) {
+            data.put(name, new String[]{value});
+        } else {
+            data.remove(name);
+        }
+    }
+
+    @Override
+    public void set(String name, String[] value) {
+        if (value != null) {
+            data.put(name, value);
+        } else {
+            data.remove(name);
+        }
+    }
+
+    /**
+     * Returns the size of the data map.
+     *
+     * @return number of items
+     */
+    public int size() {
+        return data.size();
+    }
+}

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Added: incubator/droids/branches/0.2.x-cleanup/droids-core/src/main/java/org/apache/droids/core/ParserData.java
URL: http://svn.apache.org/viewvc/incubator/droids/branches/0.2.x-cleanup/droids-core/src/main/java/org/apache/droids/core/ParserData.java?rev=1445215&view=auto
==============================================================================
--- incubator/droids/branches/0.2.x-cleanup/droids-core/src/main/java/org/apache/droids/core/ParserData.java
(added)
+++ incubator/droids/branches/0.2.x-cleanup/droids-core/src/main/java/org/apache/droids/core/ParserData.java
Tue Feb 12 15:49:45 2013
@@ -0,0 +1,79 @@
+/*
+ * 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.droids.core;
+
+/**
+ *
+ * The data retrieved from the parser.
+ *
+ */
+public interface ParserData {
+
+    /**
+     * Returns an array of the names contained in the parser data.
+     *
+     * @return data names
+     */
+    public String[] names();
+
+    /**
+     * Set parser data name/value. Associate the specified value to the specified
+     * parser data name. If some previous values were associated to this name,
+     * they are removed. If the given value is <code>null</code>, then the
+     * parser data entry is removed.
+     *
+     * @param name the parser data name.
+     * @param value  the parser data value, or <code>null</code>
+     */
+    public void set(final String name, final String value);
+
+    /**
+     * Set multiple values for a name.
+     * If the given value is <code>null</code>, then the parser data entry is
removed.
+     *
+     * @param name the data name
+     * @param value the data value
+     */
+    public void set(final String name, final String[] value);
+
+    /**
+     * Add a parser data name/value mapping. Add the specified value to the list of
+     * values associated to the specified parser data name.
+     *
+     * @param name the parser data name.
+     * @param value the parser data value.
+     */
+    public void add(final String name, final String value);
+
+    /**
+     * Get the value associated to a parser data name. If many values are associated
+     * to the specified name, then the first one is returned.
+     *
+     * @param name of the parser data.
+     * @return the value associated to the specified parser data name.
+     */
+    public String get(final String name);
+
+    /**
+     * Get the values associated to a parser data name.
+     *
+     * @param name of the parser data.
+     * @return the values associated to a parser data name.
+     */
+    public String[] getValues(final String name);
+
+}

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