Add unit tests for utility methods

java/ql/test/stubs/apache-http-4.4.13/org/apache/http/message/BasicHeader.java

@@ -0,0 +1,65 @@
+/*
+ * ====================================================================
+ * 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 org.apache.http.message;
+
+import java.io.Serializable;
+
+import org.apache.http.Header;
+import org.apache.http.HeaderElement;
+import org.apache.http.ParseException;
+
+public class BasicHeader implements Header, Cloneable, Serializable {
+    public BasicHeader(final String name, final String value) {
+    }
+
+    @Override
+    public Object clone() throws CloneNotSupportedException {
+      return null;
+    }
+
+    @Override
+    public HeaderElement[] getElements() throws ParseException {
+      return null;
+    }
+
+    @Override
+    public String getName() {
+      return null;
+    }
+
+    @Override
+    public String getValue() {
+      return null;
+    }
+
+    @Override
+    public String toString() {
+      return null;
+    }
+
+}

java/ql/test/stubs/apache-http-4.4.13/org/apache/http/util/Args.java

@@ -0,0 +1,78 @@
+/*
+ * ====================================================================
+ * 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 org.apache.http.util;
+
+import java.util.Collection;
+
+public class Args {
+    public static void check(final boolean expression, final String message) {
+    }
+
+    public static void check(final boolean expression, final String message, final Object... args) {
+    }
+
+    public static void check(final boolean expression, final String message, final Object arg) {
+    }
+
+    public static <T> T notNull(final T argument, final String name) {
+      return null;
+    }
+
+    public static <T extends CharSequence> T notEmpty(final T argument, final String name) {
+      return null;
+    }
+
+    public static <T extends CharSequence> T notBlank(final T argument, final String name) {
+      return null;
+    }
+
+    public static <T extends CharSequence> T containsNoBlanks(final T argument, final String name) {
+      return null;
+    }
+
+    public static <E, T extends Collection<E>> T notEmpty(final T argument, final String name) {
+      return null;
+    }
+
+    public static int positive(final int n, final String name) {
+      return 0;
+    }
+
+    public static long positive(final long n, final String name) {
+      return 0;
+    }
+
+    public static int notNegative(final int n, final String name) {
+      return 0;
+    }
+
+    public static long notNegative(final long n, final String name) {
+      return 0;
+    }
+
+}

java/ql/test/stubs/apache-http-4.4.13/org/apache/http/util/ByteArrayBuffer.java

@@ -0,0 +1,93 @@
+/*
+ * ====================================================================
+ * 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 org.apache.http.util;
+
+import java.io.Serializable;
+
+public final class ByteArrayBuffer implements Serializable {
+    public ByteArrayBuffer(final int capacity) {
+    }
+
+    public void append(final byte[] b, final int off, final int len) {
+    }
+
+    public void append(final int b) {
+    }
+
+    public void append(final char[] b, final int off, final int len) {
+    }
+
+    public void append(final CharArrayBuffer b, final int off, final int len) {
+    }
+
+    public void clear() {
+    }
+
+    public byte[] toByteArray() {
+      return null;
+    }
+
+    public int byteAt(final int i) {
+      return 0;
+    }
+
+    public int capacity() {
+      return 0;
+    }
+
+    public int length() {
+      return 0;
+    }
+
+    public void ensureCapacity(final int required) {
+    }
+
+    public byte[] buffer() {
+      return null;
+    }
+
+    public void setLength(final int len) {
+    }
+
+    public boolean isEmpty() {
+      return false;
+    }
+
+    public boolean isFull() {
+      return false;
+    }
+
+    public int indexOf(final byte b, final int from, final int to) {
+      return 0;
+    }
+
+    public int indexOf(final byte b) {
+      return 0;
+    }
+
+}

java/ql/test/stubs/apache-http-4.4.13/org/apache/http/util/CharArrayBuffer.java

@@ -0,0 +1,127 @@
+/*
+ * ====================================================================
+ * 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 org.apache.http.util;
+
+import java.io.Serializable;
+import java.nio.CharBuffer;
+
+
+public final class CharArrayBuffer implements CharSequence, Serializable {
+    public CharArrayBuffer(final int capacity) {
+    }
+
+    public void append(final char[] b, final int off, final int len) {
+    }
+
+    public void append(final String str) {
+    }
+
+    public void append(final CharArrayBuffer b, final int off, final int len) {
+    }
+
+    public void append(final CharArrayBuffer b) {
+    }
+
+    public void append(final char ch) {
+    }
+
+    public void append(final byte[] b, final int off, final int len) {
+    }
+
+    public void append(final ByteArrayBuffer b, final int off, final int len) {
+    }
+
+    public void append(final Object obj) {
+    }
+
+    public void clear() {
+    }
+
+    public char[] toCharArray() {
+      return null;
+    }
+
+    @Override
+    public char charAt(final int i) {
+      return 0;
+    }
+
+    public char[] buffer() {
+      return null;
+    }
+
+    public int capacity() {
+      return 0;
+    }
+
+    @Override
+    public int length() {
+      return 0;
+    }
+
+    public void ensureCapacity(final int required) {
+    }
+
+    public void setLength(final int len) {
+    }
+
+    public boolean isEmpty() {
+      return false;
+    }
+
+    public boolean isFull() {
+      return false;
+    }
+
+    public int indexOf(final int ch, final int from, final int to) {
+      return 0;
+    }
+
+    public int indexOf(final int ch) {
+      return 0;
+    }
+
+    public String substring(final int beginIndex, final int endIndex) {
+      return null;
+    }
+
+    public String substringTrimmed(final int beginIndex, final int endIndex) {
+      return null;
+    }
+
+    @Override
+    public CharSequence subSequence(final int beginIndex, final int endIndex) {
+      return null;
+    }
+
+    @Override
+    public String toString() {
+      return null;
+    }
+
+}