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	/*
	* Copyright (c) 1996, 2020, Oracle and/or its affiliates. All rights reserved.
	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
	*
	* This code is free software; you can redistribute it and/or modify it
	* under the terms of the GNU General Public License version 2 only, as
	* published by the Free Software Foundation. Oracle designates this
	* particular file as subject to the "Classpath" exception as provided
	* by Oracle in the LICENSE file that accompanied this code.
	*
	* This code is distributed in the hope that it will be useful, but WITHOUT
	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
	* version 2 for more details (a copy is included in the LICENSE file that
	* accompanied this code).
	*
	* You should have received a copy of the GNU General Public License version
	* 2 along with this work; if not, write to the Free Software Foundation,
	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
	*
	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
	* or visit www.oracle.com if you need additional information or have any
	* questions.
	*/

	package java.sql;

	/**
	* <P>An exception that provides information on database access
	* warnings. Warnings are silently chained to the object whose method
	* caused it to be reported.
	* <P>
	* Warnings may be retrieved from {@code Connection}, {@code Statement},
	* and {@code ResultSet} objects. Trying to retrieve a warning on a
	* connection after it has been closed will cause an exception to be thrown.
	* Similarly, trying to retrieve a warning on a statement after it has been
	* closed or on a result set after it has been closed will cause
	* an exception to be thrown. Note that closing a statement also
	* closes a result set that it might have produced.
	*
	* @see Connection#getWarnings
	* @see Statement#getWarnings
	* @see ResultSet#getWarnings
	* @since 1.1
	*/
	public class SQLWarning extends SQLException {

	/**
	* Constructs a {@code SQLWarning} object
	* with a given {@code reason}, {@code SQLState} and
	* {@code vendorCode}.
	*
	* The {@code cause} is not initialized, and may subsequently be
	* initialized by a call to the
	* {@link Throwable#initCause(java.lang.Throwable)} method.
	*
	* @param reason a description of the warning
	* @param SQLState an XOPEN or SQL:2003 code identifying the warning
	* @param vendorCode a database vendor-specific warning code
	*/
	public SQLWarning(String reason, String SQLState, int vendorCode) {
	super(reason, SQLState, vendorCode);
	DriverManager.println("SQLWarning: reason(" + reason +
	") SQLState(" + SQLState +
	") vendor code(" + vendorCode + ")");
	}


	/**
	* Constructs a {@code SQLWarning} object
	* with a given {@code reason} and {@code SQLState}.
	*
	* The {@code cause} is not initialized, and may subsequently be
	* initialized by a call to the
	* {@link Throwable#initCause(java.lang.Throwable)} method. The vendor code
	* is initialized to 0.
	*
	* @param reason a description of the warning
	* @param SQLState an XOPEN or SQL:2003 code identifying the warning
	*/
	public SQLWarning(String reason, String SQLState) {
	super(reason, SQLState);
	DriverManager.println("SQLWarning: reason(" + reason +
	") SQLState(" + SQLState + ")");
	}

	/**
	* Constructs a {@code SQLWarning} object
	* with a given {@code reason}. The {@code SQLState}
	* is initialized to {@code null} and the vendor code is initialized
	* to 0.
	*
	* The {@code cause} is not initialized, and may subsequently be
	* initialized by a call to the
	* {@link Throwable#initCause(java.lang.Throwable)} method.
	*
	* @param reason a description of the warning
	*/
	public SQLWarning(String reason) {
	super(reason);
	DriverManager.println("SQLWarning: reason(" + reason + ")");
	}

	/**
	* Constructs a {@code SQLWarning} object.
	* The {@code reason}, {@code SQLState} are initialized
	* to {@code null} and the vendor code is initialized to 0.
	*
	* The {@code cause} is not initialized, and may subsequently be
	* initialized by a call to the
	* {@link Throwable#initCause(java.lang.Throwable)} method.
	*
	*/
	public SQLWarning() {
	super();
	DriverManager.println("SQLWarning: ");
	}

	/**
	* Constructs a {@code SQLWarning} object
	* with a given {@code cause}.
	* The {@code SQLState} is initialized
	* to {@code null} and the vendor code is initialized to 0.
	* The {@code reason} is initialized to {@code null} if
	* {@code cause==null} or to {@code cause.toString()} if
	* {@code cause!=null}.
	*
	* @param cause the underlying reason for this {@code SQLWarning} (which is saved for later retrieval by the {@code getCause()} method); may be null indicating
	* the cause is non-existent or unknown.
	*/
	public SQLWarning(Throwable cause) {
	super(cause);
	DriverManager.println("SQLWarning");
	}

	/**
	* Constructs a {@code SQLWarning} object
	* with a given
	* {@code reason} and {@code cause}.
	* The {@code SQLState} is initialized to {@code null}
	* and the vendor code is initialized to 0.
	*
	* @param reason a description of the warning
	* @param cause the underlying reason for this {@code SQLWarning}
	* (which is saved for later retrieval by the {@code getCause()} method);
	* may be null indicating the cause is non-existent or unknown.
	*/
	public SQLWarning(String reason, Throwable cause) {
	super(reason,cause);
	DriverManager.println("SQLWarning : reason("+ reason + ")");
	}

	/**
	* Constructs a {@code SQLWarning} object
	* with a given
	* {@code reason}, {@code SQLState} and {@code cause}.
	* The vendor code is initialized to 0.
	*
	* @param reason a description of the warning
	* @param SQLState an XOPEN or SQL:2003 code identifying the warning
	* @param cause the underlying reason for this {@code SQLWarning} (which is saved for later retrieval by the {@code getCause()} method); may be null indicating
	* the cause is non-existent or unknown.
	*/
	public SQLWarning(String reason, String SQLState, Throwable cause) {
	super(reason,SQLState,cause);
	DriverManager.println("SQLWarning: reason(" + reason +
	") SQLState(" + SQLState + ")");
	}

	/**
	* Constructs a{@code SQLWarning} object
	* with a given
	* {@code reason}, {@code SQLState}, {@code vendorCode}
	* and {@code cause}.
	*
	* @param reason a description of the warning
	* @param SQLState an XOPEN or SQL:2003 code identifying the warning
	* @param vendorCode a database vendor-specific warning code
	* @param cause the underlying reason for this {@code SQLWarning} (which is saved for later retrieval by the {@code getCause()} method); may be null indicating
	* the cause is non-existent or unknown.
	*/
	public SQLWarning(String reason, String SQLState, int vendorCode, Throwable cause) {
	super(reason,SQLState,vendorCode,cause);
	DriverManager.println("SQLWarning: reason(" + reason +
	") SQLState(" + SQLState +
	") vendor code(" + vendorCode + ")");

	}
	/**
	* Retrieves the warning chained to this {@code SQLWarning} object by
	* {@code setNextWarning}.
	*
	* @return the next {@code SQLException} in the chain; {@code null} if none
	* @see #setNextWarning
	*/
	public SQLWarning getNextWarning() {
	try {
	return ((SQLWarning)getNextException());
	} catch (ClassCastException ex) {
	// The chained value isn't a SQLWarning.
	// This is a programming error by whoever added it to
	// the SQLWarning chain. We throw a Java "Error".
	throw new Error("SQLWarning chain holds value that is not a SQLWarning");
	}
	}

	/**
	* Adds a {@code SQLWarning} object to the end of the chain.
	*
	* @param w the new end of the {@code SQLException} chain
	* @see #getNextWarning
	*/
	public void setNextWarning(SQLWarning w) {
	setNextException(w);
	}

	private static final long serialVersionUID = 3917336774604784856L;
	}

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