218 lines
7.8 KiB
218 lines
7.8 KiB
/*
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* Copyright (c) 1996, 2013, Oracle and/or its affiliates. All rights reserved.
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* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*/
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package java.sql;
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/**
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* <P>An exception that provides information on database access
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* warnings. Warnings are silently chained to the object whose method
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* caused it to be reported.
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* <P>
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* Warnings may be retrieved from <code>Connection</code>, <code>Statement</code>,
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* and <code>ResultSet</code> objects. Trying to retrieve a warning on a
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* connection after it has been closed will cause an exception to be thrown.
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* Similarly, trying to retrieve a warning on a statement after it has been
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* closed or on a result set after it has been closed will cause
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* an exception to be thrown. Note that closing a statement also
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* closes a result set that it might have produced.
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*
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* @see Connection#getWarnings
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* @see Statement#getWarnings
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* @see ResultSet#getWarnings
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*/
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public class SQLWarning extends SQLException {
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/**
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* Constructs a <code>SQLWarning</code> object
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* with a given <code>reason</code>, <code>SQLState</code> and
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* <code>vendorCode</code>.
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*
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* The <code>cause</code> is not initialized, and may subsequently be
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* initialized by a call to the
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* {@link Throwable#initCause(java.lang.Throwable)} method.
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* <p>
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* @param reason a description of the warning
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* @param SQLState an XOPEN or SQL:2003 code identifying the warning
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* @param vendorCode a database vendor-specific warning code
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*/
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public SQLWarning(String reason, String SQLState, int vendorCode) {
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super(reason, SQLState, vendorCode);
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DriverManager.println("SQLWarning: reason(" + reason +
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") SQLState(" + SQLState +
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") vendor code(" + vendorCode + ")");
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}
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/**
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* Constructs a <code>SQLWarning</code> object
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* with a given <code>reason</code> and <code>SQLState</code>.
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*
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* The <code>cause</code> is not initialized, and may subsequently be
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* initialized by a call to the
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* {@link Throwable#initCause(java.lang.Throwable)} method. The vendor code
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* is initialized to 0.
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* <p>
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* @param reason a description of the warning
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* @param SQLState an XOPEN or SQL:2003 code identifying the warning
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*/
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public SQLWarning(String reason, String SQLState) {
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super(reason, SQLState);
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DriverManager.println("SQLWarning: reason(" + reason +
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") SQLState(" + SQLState + ")");
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}
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/**
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* Constructs a <code>SQLWarning</code> object
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* with a given <code>reason</code>. The <code>SQLState</code>
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* is initialized to <code>null</code> and the vendor code is initialized
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* to 0.
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*
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* The <code>cause</code> is not initialized, and may subsequently be
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* initialized by a call to the
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* {@link Throwable#initCause(java.lang.Throwable)} method.
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* <p>
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* @param reason a description of the warning
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*/
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public SQLWarning(String reason) {
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super(reason);
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DriverManager.println("SQLWarning: reason(" + reason + ")");
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}
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/**
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* Constructs a <code>SQLWarning</code> object.
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* The <code>reason</code>, <code>SQLState</code> are initialized
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* to <code>null</code> and the vendor code is initialized to 0.
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*
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* The <code>cause</code> is not initialized, and may subsequently be
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* initialized by a call to the
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* {@link Throwable#initCause(java.lang.Throwable)} method.
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*
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*/
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public SQLWarning() {
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super();
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DriverManager.println("SQLWarning: ");
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}
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/**
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* Constructs a <code>SQLWarning</code> object
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* with a given <code>cause</code>.
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* The <code>SQLState</code> is initialized
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* to <code>null</code> and the vendor code is initialized to 0.
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* The <code>reason</code> is initialized to <code>null</code> if
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* <code>cause==null</code> or to <code>cause.toString()</code> if
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* <code>cause!=null</code>.
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* <p>
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* @param cause the underlying reason for this <code>SQLWarning</code> (which is saved for later retrieval by the <code>getCause()</code> method); may be null indicating
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* the cause is non-existent or unknown.
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*/
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public SQLWarning(Throwable cause) {
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super(cause);
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DriverManager.println("SQLWarning");
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}
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/**
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* Constructs a <code>SQLWarning</code> object
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* with a given
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* <code>reason</code> and <code>cause</code>.
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* The <code>SQLState</code> is initialized to <code>null</code>
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* and the vendor code is initialized to 0.
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* <p>
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* @param reason a description of the warning
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* @param cause the underlying reason for this <code>SQLWarning</code>
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* (which is saved for later retrieval by the <code>getCause()</code> method);
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* may be null indicating the cause is non-existent or unknown.
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*/
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public SQLWarning(String reason, Throwable cause) {
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super(reason,cause);
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DriverManager.println("SQLWarning : reason("+ reason + ")");
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}
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/**
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* Constructs a <code>SQLWarning</code> object
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* with a given
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* <code>reason</code>, <code>SQLState</code> and <code>cause</code>.
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* The vendor code is initialized to 0.
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* <p>
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* @param reason a description of the warning
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* @param SQLState an XOPEN or SQL:2003 code identifying the warning
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* @param cause the underlying reason for this <code>SQLWarning</code> (which is saved for later retrieval by the <code>getCause()</code> method); may be null indicating
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* the cause is non-existent or unknown.
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*/
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public SQLWarning(String reason, String SQLState, Throwable cause) {
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super(reason,SQLState,cause);
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DriverManager.println("SQLWarning: reason(" + reason +
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") SQLState(" + SQLState + ")");
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}
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/**
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* Constructs a<code>SQLWarning</code> object
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* with a given
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* <code>reason</code>, <code>SQLState</code>, <code>vendorCode</code>
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* and <code>cause</code>.
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* <p>
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* @param reason a description of the warning
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* @param SQLState an XOPEN or SQL:2003 code identifying the warning
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* @param vendorCode a database vendor-specific warning code
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* @param cause the underlying reason for this <code>SQLWarning</code> (which is saved for later retrieval by the <code>getCause()</code> method); may be null indicating
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* the cause is non-existent or unknown.
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*/
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public SQLWarning(String reason, String SQLState, int vendorCode, Throwable cause) {
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super(reason,SQLState,vendorCode,cause);
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DriverManager.println("SQLWarning: reason(" + reason +
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") SQLState(" + SQLState +
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") vendor code(" + vendorCode + ")");
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}
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/**
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* Retrieves the warning chained to this <code>SQLWarning</code> object by
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* <code>setNextWarning</code>.
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*
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* @return the next <code>SQLException</code> in the chain; <code>null</code> if none
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* @see #setNextWarning
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*/
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public SQLWarning getNextWarning() {
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try {
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return ((SQLWarning)getNextException());
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} catch (ClassCastException ex) {
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// The chained value isn't a SQLWarning.
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// This is a programming error by whoever added it to
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// the SQLWarning chain. We throw a Java "Error".
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throw new Error("SQLWarning chain holds value that is not a SQLWarning");
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}
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}
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/**
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* Adds a <code>SQLWarning</code> object to the end of the chain.
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*
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* @param w the new end of the <code>SQLException</code> chain
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* @see #getNextWarning
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*/
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public void setNextWarning(SQLWarning w) {
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setNextException(w);
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}
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private static final long serialVersionUID = 3917336774604784856L;
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}
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