jdk/src/java.sql/share/classes/java/sql/SQLWarning.java
changeset 25859 3317bb8137f4
parent 23590 ffd8b0b70511
child 44256 12050b22e372
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/java.sql/share/classes/java/sql/SQLWarning.java	Sun Aug 17 15:54:13 2014 +0100
@@ -0,0 +1,217 @@
+/*
+ * Copyright (c) 1996, 2013, 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>, <code>Statement</code>,
+ * and <code>ResultSet</code> 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
+ */
+public class SQLWarning extends SQLException {
+
+    /**
+     * Constructs a  <code>SQLWarning</code> object
+     *  with a given <code>reason</code>, <code>SQLState</code>  and
+     * <code>vendorCode</code>.
+     *
+     * The <code>cause</code> 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</code> object
+     * with a given <code>reason</code> and <code>SQLState</code>.
+     *
+     * The <code>cause</code> 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</code> object
+     * with a given <code>reason</code>. The <code>SQLState</code>
+     * is initialized to <code>null</code> and the vendor code is initialized
+     * to 0.
+     *
+     * The <code>cause</code> 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</code> object.
+     * The <code>reason</code>, <code>SQLState</code> are initialized
+     * to <code>null</code> and the vendor code is initialized to 0.
+     *
+     * The <code>cause</code> 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</code> object
+     * with a given  <code>cause</code>.
+     * The <code>SQLState</code> is initialized
+     * to <code>null</code> and the vendor code is initialized to 0.
+     * The <code>reason</code>  is initialized to <code>null</code> if
+     * <code>cause==null</code> or to <code>cause.toString()</code> if
+     * <code>cause!=null</code>.
+     *
+     * @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
+     *     the cause is non-existent or unknown.
+     */
+    public SQLWarning(Throwable cause) {
+        super(cause);
+        DriverManager.println("SQLWarning");
+    }
+
+    /**
+     * Constructs a <code>SQLWarning</code> object
+     * with a given
+     * <code>reason</code> and  <code>cause</code>.
+     * The <code>SQLState</code> is  initialized to <code>null</code>
+     * and the vendor code is initialized to 0.
+     *
+     * @param reason a description of the warning
+     * @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 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</code> object
+     * with a given
+     * <code>reason</code>, <code>SQLState</code> and  <code>cause</code>.
+     * 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</code> (which is saved for later retrieval by the <code>getCause()</code> 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</code> object
+     * with a given
+     * <code>reason</code>, <code>SQLState</code>, <code>vendorCode</code>
+     * and  <code>cause</code>.
+     *
+     * @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</code> (which is saved for later retrieval by the <code>getCause()</code> 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</code> object by
+     * <code>setNextWarning</code>.
+     *
+     * @return the next <code>SQLException</code> in the chain; <code>null</code> 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</code> object to the end of the chain.
+     *
+     * @param w the new end of the <code>SQLException</code> chain
+     * @see #getNextWarning
+     */
+    public void setNextWarning(SQLWarning w) {
+        setNextException(w);
+    }
+
+    private static final long serialVersionUID = 3917336774604784856L;
+}