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authorupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
committerupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
commit554fd8c5195424bdbcabf5de30fdc183aba391bd (patch)
tree976dc5ab7fddf506dadce60ae936f43f58787092 /libjava/classpath/java/sql/SQLInput.java
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+/* SQLInput.java -- Read SQL values from a stream
+ Copyright (C) 1999, 2000, 2002 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath 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 for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING. If not, write to the
+Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library. Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module. An independent module is a module which is not derived from
+or based on this library. If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so. If you do not wish to do so, delete this
+exception statement from your version. */
+
+
+package java.sql;
+
+import java.io.InputStream;
+import java.io.Reader;
+import java.math.BigDecimal;
+import java.net.URL;
+
+/**
+ * This interface provides methods for reading values from a stream
+ * that is connected to a SQL structured or distinct type. It is used
+ * for custom mapping of user defined data types.
+ *
+ * @author Aaron M. Renn (arenn@urbanophile.com)
+ */
+public interface SQLInput
+{
+ /**
+ * This method reads the next item from the stream a Java
+ * <code>String</code>.
+ *
+ * @return The value read from the stream as a <code>String</code>.
+ * @exception SQLException If an error occurs.
+ */
+ String readString() throws SQLException;
+
+ /**
+ * This method reads the next item from the stream a Java
+ * <code>boolean</code>.
+ *
+ * @return The value read from the stream as a <code>boolean</code>.
+ * @exception SQLException If an error occurs.
+ */
+ boolean readBoolean() throws SQLException;
+
+ /**
+ * This method reads the next item from the stream a Java
+ * <code>byte</code>.
+ *
+ * @return The value read from the stream as a <code>byte</code>.
+ * @exception SQLException If an error occurs.
+ */
+ byte readByte() throws SQLException;
+
+ /**
+ * This method reads the next item from the stream a Java
+ * <code>short</code>.
+ *
+ * @return The value read from the stream as a <code>short</code>.
+ * @exception SQLException If an error occurs.
+ */
+ short readShort() throws SQLException;
+
+ /**
+ * This method reads the next item from the stream a Java
+ * <code>int</code>.
+ *
+ * @return The value read from the stream as an <code>int</code>.
+ * @exception SQLException If an error occurs.
+ */
+ int readInt() throws SQLException;
+
+ /**
+ * This method reads the next item from the stream a Java
+ * <code>long</code>.
+ *
+ * @return The value read from the stream as a <code>long</code>.
+ * @exception SQLException If an error occurs.
+ */
+ long readLong() throws SQLException;
+
+ /**
+ * This method reads the next item from the stream a Java
+ * <code>float</code>.
+ *
+ * @return The value read from the stream as a <code>float</code>.
+ * @exception SQLException If an error occurs.
+ */
+ float readFloat() throws SQLException;
+
+ /**
+ * This method reads the next item from the stream a Java
+ * <code>double</code>.
+ *
+ * @return The value read from the stream as a <code>double</code>.
+ * @exception SQLException If an error occurs.
+ */
+ double readDouble() throws SQLException;
+
+ /**
+ * This method reads the next item from the stream a Java
+ * <code>BigDecimal</code>.
+ *
+ * @return The value read from the stream as a <code>BigDecimal</code>.
+ * @exception SQLException If an error occurs.
+ */
+ BigDecimal readBigDecimal() throws SQLException;
+
+ /**
+ * This method reads the next item from the stream a Java
+ * byte array
+ *
+ * @return The value read from the stream as a byte array.
+ * @exception SQLException If an error occurs.
+ */
+ byte[] readBytes() throws SQLException;
+
+ /**
+ * This method reads the next item from the stream a Java
+ * <code>java.sql.Date</code>.
+ *
+ * @return The value read from the stream as a <code>java.sql.Date</code>.
+ * @exception SQLException If an error occurs.
+ */
+ Date readDate() throws SQLException;
+
+ /**
+ * This method reads the next item from the stream a Java
+ * <code>java.sql.Time</code>.
+ *
+ * @return The value read from the stream as a <code>java.sql.Time</code>.
+ * @exception SQLException If an error occurs.
+ */
+ Time readTime() throws SQLException;
+
+ /**
+ * This method reads the next item from the stream a Java
+ * <code>java.sql.Timestamp</code>.
+ *
+ * @return The value read from the stream as a <code>java.sql.Timestamp</code>.
+ * @exception SQLException If an error occurs.
+ */
+ Timestamp readTimestamp() throws SQLException;
+
+ /**
+ * This method reads the next item from the stream a character
+ * <code>Reader</code>.
+ *
+ * @return The value read from the stream as a <code>Reader</code>.
+ * @exception SQLException If an error occurs.
+ */
+ Reader readCharacterStream() throws SQLException;
+
+ /**
+ * This method reads the next item from the stream a ASCII text
+ * <code>InputStream</code>.
+ *
+ * @return The value read from the stream as an <code>InputStream</code>.
+ * @exception SQLException If an error occurs.
+ */
+ InputStream readAsciiStream() throws SQLException;
+
+ /**
+ * This method reads the next item from the stream a binary
+ * <code>InputStream</code>.
+ *
+ * @return The value read from the stream as an <code>InputStream</code>.
+ * @exception SQLException If an error occurs.
+ */
+ InputStream readBinaryStream() throws SQLException;
+
+ /**
+ * This method reads the next item from the stream a Java
+ * <code>Object</code>.
+ *
+ * @return The value read from the stream as an <code>Object</code>.
+ * @exception SQLException If an error occurs.
+ */
+ Object readObject() throws SQLException;
+
+ /**
+ * This method reads the next item from the stream a Java SQL
+ * <code>Ref</code>.
+ *
+ * @return The value read from the stream as an <code>Ref</code>.
+ * @exception SQLException If an error occurs.
+ */
+ Ref readRef() throws SQLException;
+
+ /**
+ * This method reads the next item from the stream a Java SQL
+ * <code>Blob</code>.
+ *
+ * @return The value read from the stream as a <code>Blob</code>.
+ * @exception SQLException If an error occurs.
+ */
+ Blob readBlob() throws SQLException;
+
+ /**
+ * This method reads the next item from the stream a Java SQL
+ * <code>Clob</code>.
+ *
+ * @return The value read from the stream as a <code>Clob</code>.
+ * @exception SQLException If an error occurs.
+ */
+ Clob readClob() throws SQLException;
+
+ /**
+ * This method reads the next item from the stream a Java SQL
+ * <code>Array</code>.
+ *
+ * @return The value read from the stream as an <code>Array</code>.
+ * @exception SQLException If an error occurs.
+ */
+ Array readArray() throws SQLException;
+
+ /**
+ * This method tests whether or not the last value read was a SQL
+ * NULL value.
+ *
+ * @return <code>true</code> if the last value read was a NULL,
+ * <code>false</code> otherwise.
+ * @exception SQLException If an error occurs.
+ */
+ boolean wasNull() throws SQLException;
+
+ /**
+ * @since 1.4
+ */
+ URL readURL() throws SQLException;
+}