pylucene 3.5.0-3

[pylucene.git] / lucene-java-3.5.0 / lucene / contrib / analyzers / common / src / java / org / apache / lucene / analysis / payloads / FloatEncoder.java

diff --git a/lucene-java-3.5.0/lucene/contrib/analyzers/common/src/java/org/apache/lucene/analysis/payloads/FloatEncoder.java b/lucene-java-3.5.0/lucene/contrib/analyzers/common/src/java/org/apache/lucene/analysis/payloads/FloatEncoder.java
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+++ b/lucene-java-3.5.0/lucene/contrib/analyzers/common/src/java/org/apache/lucene/analysis/payloads/FloatEncoder.java
@@ -0,0 +1,37 @@
+package org.apache.lucene.analysis.payloads;
+/**
+ * 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.
+ */
+
+import org.apache.lucene.index.Payload;
+
+
+/**
+ *  Encode a character array Float as a {@link org.apache.lucene.index.Payload}.
+ * <p/>
+ * @see org.apache.lucene.analysis.payloads.PayloadHelper#encodeFloat(float, byte[], int)
+ *
+ **/
+public class FloatEncoder extends AbstractEncoder implements PayloadEncoder {
+
+  public Payload encode(char[] buffer, int offset, int length) {
+    Payload result = new Payload();
+    float payload = Float.parseFloat(new String(buffer, offset, length));//TODO: improve this so that we don't have to new Strings
+    byte[] bytes = PayloadHelper.encodeFloat(payload);
+    result.setData(bytes);
+    return result;
+  }
+}