1 files changed, 100 insertions, 0 deletions
diff --git a/mobile/android/thirdparty/ch/boye/httpclientandroidlib/message/ParserCursor.java b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/message/ParserCursor.java
new file mode 100644
index 000000000..163352bb7
--- /dev/null
+++ b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/message/ParserCursor.java
@@ -0,0 +1,100 @@
+/*
+ * ====================================================================
+ * 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.
+ * ====================================================================
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals on behalf of the Apache Software Foundation.  For more
+ * information on the Apache Software Foundation, please see
+ * <http://www.apache.org/>.
+ *
+ */
+
+package ch.boye.httpclientandroidlib.message;
+
+import ch.boye.httpclientandroidlib.annotation.NotThreadSafe;
+
+/**
+ * This class represents a context of a parsing operation:
+ * <ul>
+ *  <li>the current position the parsing operation is expected to start at</li>
+ *  <li>the bounds limiting the scope of the parsing operation</li>
+ * </ul>
+ *
+ * @since 4.0
+ */
+@NotThreadSafe
+public class ParserCursor {
+
+    private final int lowerBound;
+    private final int upperBound;
+    private int pos;
+
+    public ParserCursor(final int lowerBound, final int upperBound) {
+        super();
+        if (lowerBound < 0) {
+            throw new IndexOutOfBoundsException("Lower bound cannot be negative");
+        }
+        if (lowerBound > upperBound) {
+            throw new IndexOutOfBoundsException("Lower bound cannot be greater then upper bound");
+        }
+        this.lowerBound = lowerBound;
+        this.upperBound = upperBound;
+        this.pos = lowerBound;
+    }
+
+    public int getLowerBound() {
+        return this.lowerBound;
+    }
+
+    public int getUpperBound() {
+        return this.upperBound;
+    }
+
+    public int getPos() {
+        return this.pos;
+    }
+
+    public void updatePos(final int pos) {
+        if (pos < this.lowerBound) {
+            throw new IndexOutOfBoundsException("pos: "+pos+" < lowerBound: "+this.lowerBound);
+        }
+        if (pos > this.upperBound) {
+            throw new IndexOutOfBoundsException("pos: "+pos+" > upperBound: "+this.upperBound);
+        }
+        this.pos = pos;
+    }
+
+    public boolean atEnd() {
+        return this.pos >= this.upperBound;
+    }
+
+    @Override
+    public String toString() {
+        final StringBuilder buffer = new StringBuilder();
+        buffer.append('[');
+        buffer.append(Integer.toString(this.lowerBound));
+        buffer.append('>');
+        buffer.append(Integer.toString(this.pos));
+        buffer.append('>');
+        buffer.append(Integer.toString(this.upperBound));
+        buffer.append(']');
+        return buffer.toString();
+    }
+
+}