svn commit: r904013 - in /labs/amber/signature-api/src/main/java/org/apache/labs/amber/signature/parameters: ./ Parameter.java

[si...@apache.org]

Author: simonetripodi
Date: Thu Jan 28 09:40:35 2010
New Revision: 904013

URL: http://svn.apache.org/viewvc?rev=904013&view=rev
Log:
first checkin of Parameter class

Added:
    labs/amber/signature-api/src/main/java/org/apache/labs/amber/signature/parameters/
    labs/amber/signature-api/src/main/java/org/apache/labs/amber/signature/parameters/Parameter.java   (with props)

Added: labs/amber/signature-api/src/main/java/org/apache/labs/amber/signature/parameters/Parameter.java
URL: http://svn.apache.org/viewvc/labs/amber/signature-api/src/main/java/org/apache/labs/amber/signature/parameters/Parameter.java?rev=904013&view=auto
==============================================================================
--- labs/amber/signature-api/src/main/java/org/apache/labs/amber/signature/parameters/Parameter.java (added)
+++ labs/amber/signature-api/src/main/java/org/apache/labs/amber/signature/parameters/Parameter.java Thu Jan 28 09:40:35 2010
@@ -0,0 +1,147 @@
+/*
+ * 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.labs.amber.signature.parameters;
+
+/**
+ * Simple parameter (name, value) representation, used when clients/server
+ * send/receive aux parameters.
+ *
+ * This class is not thread-safety.
+ *
+ * @version $Id$
+ */
+public final class Parameter implements Comparable<Parameter> {
+
+    /**
+     * A non-zero, odd number used as the initial value.
+     */
+    private final static int INITIAL_ODD_NUMBER = 1;
+
+    /**
+     * A non-zero, odd number used as the multiplier.
+     */
+    private static final int MULTIPLIER_ODD_NUMBER = 31;
+
+    /**
+     * The parameter name.
+     */
+    private final String name;
+
+    /**
+     * The parameter value.
+     */
+    private final String value;
+
+    /**
+     * Creates a new parameter by his name and value.
+     *
+     * @param name the parameter name.
+     * @param value the parameter value.
+     */
+    public Parameter(String name, String value) {
+        this.name = name;
+        this.value = value;
+    }
+
+    /**
+     * Returns the parameter name.
+     *
+     * @return the parameter name.
+     */
+    public String getName() {
+        return this.name;
+    }
+
+    /**
+     * Returns the parameter value.
+     *
+     * @return the parameter value.
+     */
+    public String getValue() {
+        return this.value;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public int compareTo(Parameter parameter) {
+        return this.name.compareTo(parameter.getName());
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public int hashCode() {
+        int result = INITIAL_ODD_NUMBER;
+        result = MULTIPLIER_ODD_NUMBER * result + ((this.name == null) ? 0 : this.name.hashCode());
+        result = MULTIPLIER_ODD_NUMBER * result + ((this.value == null) ? 0 : this.value.hashCode());
+        return result;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+
+        if (obj == null) {
+            return false;
+        }
+
+        if (this.getClass() != obj.getClass()) {
+            return false;
+        }
+
+        Parameter other = (Parameter) obj;
+
+        if (this.name == null) {
+            if (other.getName() != null) {
+                return false;
+            }
+        } else if (!this.name.equals(other.getName())) {
+            return false;
+        }
+
+        if (this.value == null) {
+            if (other.getValue() != null) {
+                return false;
+            }
+        } else if (!this.value.equals(other.getValue())) {
+            return false;
+        }
+
+        return true;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public String toString() {
+        return new StringBuilder("Parameter { name=")
+                .append(this.name)
+                .append(", value=")
+                .append(this.value)
+                .append(" }")
+                .toString();
+    }
+
+}

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