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package ca.spaz.sql; |
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import java.sql.*; |
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public abstract class SQLStatement { |
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public final void execute(Connection con) throws SQLException { |
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if (!isExecuteSupported()) { |
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throw new UnsupportedOperationException("Execute not supported on " |
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+ getClass().getName()); |
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} |
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doExecute(con); |
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} |
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protected void doExecute(Connection con) throws SQLException { } |
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public final boolean isExecuteSupported() { |
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return executeSupport; |
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} |
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public final ResultSet executeQuery(Connection con) throws SQLException { |
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if (!isQuerySupported()) { |
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throw new UnsupportedOperationException("Query not supported on " |
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+ getClass().getName()); |
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} |
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return doExecuteQuery(con); |
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} |
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protected ResultSet doExecuteQuery(Connection con) throws SQLException { |
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return null; |
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} |
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public final boolean isQuerySupported() { |
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return querySupport; |
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} |
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protected String table; |
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private boolean querySupport; |
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private boolean executeSupport; |
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protected SQLStatement(String table, boolean querySupport, |
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boolean executeSupport) { |
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this.table = table; |
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this.querySupport = querySupport; |
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this.executeSupport = executeSupport; |
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} |
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public String getTableName() { |
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return table; |
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} |
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static String escape(String s) { |
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return s.replaceAll("\\'", "\\'\\'"); |
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} |
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protected abstract String getQueryString(); |
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public String toString() { |
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return getQueryString(); |
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} |
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static Object fixClass(Object o) { |
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if (o instanceof java.util.Date) { |
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o = new java.sql.Date(((java.util.Date)o).getTime()); |
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} |
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return o; |
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} |
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} |