itextpdf.jar is a component in iText 5 Java library to provide core functionalities. iText Java library allows you to generate and manage PDF documents.

The Source Code files are provided at iText GitHub site.

You can compile it to generate your JAR file, using pom.xml as the build configuration file.

The source code of itextpdf-5.5.14.jar is provided below:

⏎ com/itextpdf/xmp/impl/ParameterAsserts.java

//Copyright (c) 2006, Adobe Systems Incorporated
//All rights reserved.
//
//        Redistribution and use in source and binary forms, with or without
//        modification, are permitted provided that the following conditions are met:
//        1. Redistributions of source code must retain the above copyright
//        notice, this list of conditions and the following disclaimer.
//        2. 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.
//        3. All advertising materials mentioning features or use of this software
//        must display the following acknowledgement:
//        This product includes software developed by the Adobe Systems Incorporated.
//        4. Neither the name of the Adobe Systems Incorporated 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 ADOBE SYSTEMS INCORPORATED ''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 ADOBE SYSTEMS INCORPORATED 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.
//
//        http://www.adobe.com/devnet/xmp/library/eula-xmp-library-java.html

package com.itextpdf.xmp.impl;

import com.itextpdf.xmp.XMPConst;
import com.itextpdf.xmp.XMPError;
import com.itextpdf.xmp.XMPException;
import com.itextpdf.xmp.XMPMeta;


/**
 * @since   11.08.2006
 */
class ParameterAsserts implements XMPConst
{
	/**
	 * private constructor
	 */
	private ParameterAsserts()
	{
		// EMPTY
	}

	
	/**
	 * Asserts that an array name is set.
	 * @param arrayName an array name
	 * @throws XMPException Array name is null or empty
	 */
	public static void assertArrayName(String arrayName) throws XMPException
	{
		if (arrayName == null  ||  arrayName.length() == 0)
		{
			throw new XMPException("Empty array name", XMPError.BADPARAM);
		}
	}

	
	/**
	 * Asserts that a property name is set.
	 * @param propName a property name or path
	 * @throws XMPException Property name is null or empty
	 */
	public static void assertPropName(String propName) throws XMPException
	{
		if (propName == null  ||  propName.length() == 0)
		{
			throw new XMPException("Empty property name", XMPError.BADPARAM);
		}
	}

	
	/**
	 * Asserts that a schema namespace is set.
	 * @param schemaNS a schema namespace
	 * @throws XMPException Schema is null or empty
	 */
	public static void assertSchemaNS(String schemaNS) throws XMPException
	{
		if (schemaNS == null  ||  schemaNS.length() == 0)
		{
			throw new XMPException("Empty schema namespace URI", XMPError.BADPARAM);
		}
	}

	
	/**
	 * Asserts that a prefix is set.
	 * @param prefix a prefix
	 * @throws XMPException Prefix is null or empty
	 */
	public static void assertPrefix(String prefix) throws XMPException
	{
		if (prefix == null  ||  prefix.length() == 0)
		{
			throw new XMPException("Empty prefix", XMPError.BADPARAM);
		}
	}
	
	
	/**
	 * Asserts that a specific language is set.
	 * @param specificLang a specific lang
	 * @throws XMPException Specific language is null or empty
	 */
	public static void assertSpecificLang(String specificLang) throws XMPException
	{
		if (specificLang == null  ||  specificLang.length() == 0)
		{
			throw new XMPException("Empty specific language", XMPError.BADPARAM);
		}
	}

	
	/**
	 * Asserts that a struct name is set.
	 * @param structName a struct name
	 * @throws XMPException Struct name is null or empty
	 */
	public static void assertStructName(String structName) throws XMPException
	{
		if (structName == null  ||  structName.length() == 0)
		{
			throw new XMPException("Empty array name", XMPError.BADPARAM);
		}
	}


	/**
	 * Asserts that any string parameter is set.
	 * @param param any string parameter
	 * @throws XMPException Thrown if the parameter is null or has length 0.
	 */
	public static void assertNotNull(Object param) throws XMPException
	{
		if (param == null)
		{
			throw new XMPException("Parameter must not be null", XMPError.BADPARAM);
		}
		else if ((param instanceof String)  &&  ((String) param).length() == 0)
		{
			throw new XMPException("Parameter must not be null or empty", XMPError.BADPARAM);
		}
	}


	/**
	 * Asserts that the xmp object is of this implemention
	 * ({@link XMPMetaImpl}). 
	 * @param xmp the XMP object
	 * @throws XMPException A wrong implentaion is used.
	 */
	public static void assertImplementation(XMPMeta xmp) throws XMPException
	{
		if (xmp == null)
		{
			throw new XMPException("Parameter must not be null",
					XMPError.BADPARAM);
		}
		else if (!(xmp instanceof XMPMetaImpl))
		{
			throw new XMPException("The XMPMeta-object is not compatible with this implementation",
					XMPError.BADPARAM);
		}
	}
}

⏎ com/itextpdf/xmp/impl/ParameterAsserts.java

Or download all of them as a single archive file:

File name: itextpdf-5.5.14-fyi.zip
File size: 2163839 bytes
Release date: 2009-10-09
Download 

⇒ iText-2.1.6.jar - iText, a JAVA-PDF library

⇐ iText layout.jar Source Code

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