com.facebook.presto.sql.tree

Class ExpressionTreeRewriter<C>

java.lang.Object

com.facebook.presto.sql.tree.ExpressionTreeRewriter<C>

public final class ExpressionTreeRewriter<C>
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	ExpressionTreeRewriter.Context<C>

Constructor Summary

Constructors

Constructor and Description
ExpressionTreeRewriter(ExpressionRewriter<C> rewriter)

Method Summary

Modifier and Type	Method and Description
<T extends Expression> T	defaultRewrite(T node, C context) Invoke the default rewrite logic explicitly.
<T extends Expression> T	rewrite(T node, C context)
static <C,T extends Expression> T	rewriteWith(ExpressionRewriter<C> rewriter, T node)
static <C,T extends Expression> T	rewriteWith(ExpressionRewriter<C> rewriter, T node, C context)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ExpressionTreeRewriter

public ExpressionTreeRewriter(ExpressionRewriter<C> rewriter)

Method Detail

rewriteWith

public static <C,T extends Expression> T rewriteWith(ExpressionRewriter<C> rewriter,
                                                     T node)

rewriteWith

public static <C,T extends Expression> T rewriteWith(ExpressionRewriter<C> rewriter,
                                                     T node,
                                                     C context)

rewrite

public <T extends Expression> T rewrite(T node,
                                        C context)

defaultRewrite

public <T extends Expression> T defaultRewrite(T node,
                                               C context)

Invoke the default rewrite logic explicitly. Specifically, it skips the invocation of the expression rewriter for the provided node.