Add LWJGL3; Add GLFW source to merge CallbackBridge.java

JavaApp/src/main/java/org/lwjgl/PointerWrapperAbstract.java

@@ -0,0 +1,92 @@
+/*
+ * Copyright (c) 2002-2010 LWJGL Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ *
+ * * Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ *
+ * * Neither the name of 'LWJGL' nor the names of
+ *   its contributors may be used to endorse or promote products derived
+ *   from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.lwjgl;
+
+/**
+ * Base PointerWrapper implementation.
+ *
+ * @author Spasi
+ */
+public abstract class PointerWrapperAbstract implements PointerWrapper {
+
+	protected final long pointer;
+
+	protected PointerWrapperAbstract(final long pointer) {
+		this.pointer = pointer;
+	}
+
+	/**
+	 * Returns true if this object represents a valid pointer.
+	 * The pointer might be invalid because it is NULL or because
+	 * some other action has deleted the object that this pointer
+	 * represents.
+	 *
+	 * @return true if the pointer is valid
+	 */
+	public boolean isValid() {
+		return pointer != 0;
+	}
+
+	/**
+	 * Checks if the pointer is valid and throws an IllegalStateException if
+	 * it is not. This method is a NO-OP, unless the org.lwjgl.util.Debug
+	 * property has been set to true.
+	 */
+	public final void checkValid() {
+		if ( LWJGLUtil.DEBUG && !isValid() )
+			throw new IllegalStateException("This " + getClass().getSimpleName() + " pointer is not valid.");
+	}
+
+	public final long getPointer() {
+		checkValid();
+		return pointer;
+	}
+
+	public boolean equals(final Object o) {
+		if ( this == o ) return true;
+		if ( !(o instanceof PointerWrapperAbstract) ) return false;
+
+		final PointerWrapperAbstract that = (PointerWrapperAbstract)o;
+
+		if ( pointer != that.pointer ) return false;
+
+		return true;
+	}
+
+	public int hashCode() {
+		return (int)(pointer ^ (pointer >>> 32));
+	}
+
+	public String toString() {
+		return getClass().getSimpleName() + " pointer (0x" + Long.toHexString(pointer).toUpperCase() + ")";
+	}
+}