X-Git-Url: https://git.mdrn.pl/pylucene.git/blobdiff_plain/a2e61f0c04805cfcb8706176758d1283c7e3a55c..aaeed5504b982cf3545252ab528713250aa33eed:/lucene-java-3.5.0/lucene/contrib/facet/src/java/org/apache/lucene/util/encoding/SimpleIntEncoder.java

diff --git a/lucene-java-3.5.0/lucene/contrib/facet/src/java/org/apache/lucene/util/encoding/SimpleIntEncoder.java b/lucene-java-3.5.0/lucene/contrib/facet/src/java/org/apache/lucene/util/encoding/SimpleIntEncoder.java
new file mode 100644
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--- /dev/null
+++ b/lucene-java-3.5.0/lucene/contrib/facet/src/java/org/apache/lucene/util/encoding/SimpleIntEncoder.java
@@ -0,0 +1,57 @@
+package org.apache.lucene.util.encoding;
+
+import java.io.IOException;
+
+/**
+ * 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.
+ */
+
+/**
+ * A simple {@link IntEncoder}, writing an integer as 4 raw bytes. *
+ * 
+ * @lucene.experimental
+ */
+public class SimpleIntEncoder extends IntEncoder {
+
+  /**
+   * This method makes sure the value wasn't previously encoded by checking
+   * against the Set. If the value wasn't encoded, it's added to the Set, and
+   * encoded with {#link Vint8#encode}
+   * 
+   * @param value
+   *            an integer to be encoded
+   * @throws IOException
+   *             possibly thrown by the OutputStream
+   */
+  @Override
+  public void encode(int value) throws IOException {
+    out.write(value >>> 24);
+    out.write((value >> 16) & 0xFF);
+    out.write((value >> 8) & 0xFF);
+    out.write(value & 0xFF);
+  }
+
+  @Override
+  public IntDecoder createMatchingDecoder() {
+    return new SimpleIntDecoder();
+  }
+
+  @Override
+  public String toString() {
+    return "Simple";
+  }
+
+}