org.elasticsearch.painless

Class AnalyzerCaster

java.lang.Object

org.elasticsearch.painless.AnalyzerCaster

public final class AnalyzerCaster
extends java.lang.Object

Used during the analysis phase to collect legal type casts and promotions for type-checking and later to write necessary casts in the bytecode.

Method Summary

Modifier and Type	Method and Description
static java.lang.Object	constCast(Location location, java.lang.Object constant, PainlessCast cast)
static PainlessCast	getLegalCast(Location location, java.lang.Class<?> actual, java.lang.Class<?> expected, boolean explicit, boolean internal)
static java.lang.Class<?>	promoteAdd(java.lang.Class<?> from0, java.lang.Class<?> from1)
static java.lang.Class<?>	promoteConditional(java.lang.Class<?> from0, java.lang.Class<?> from1, java.lang.Object const0, java.lang.Object const1)
static java.lang.Class<?>	promoteEquality(java.lang.Class<?> from0, java.lang.Class<?> from1)
static java.lang.Class<?>	promoteNumeric(java.lang.Class<?> from, boolean decimal)
static java.lang.Class<?>	promoteNumeric(java.lang.Class<?> from0, java.lang.Class<?> from1, boolean decimal)
static java.lang.Class<?>	promoteXor(java.lang.Class<?> from0, java.lang.Class<?> from1)

Methods inherited from class java.lang.Object

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

Method Detail

getLegalCast

public static PainlessCast getLegalCast(Location location,
                                        java.lang.Class<?> actual,
                                        java.lang.Class<?> expected,
                                        boolean explicit,
                                        boolean internal)

constCast

public static java.lang.Object constCast(Location location,
                                         java.lang.Object constant,
                                         PainlessCast cast)

promoteNumeric

public static java.lang.Class<?> promoteNumeric(java.lang.Class<?> from,
                                                boolean decimal)

promoteNumeric

public static java.lang.Class<?> promoteNumeric(java.lang.Class<?> from0,
                                                java.lang.Class<?> from1,
                                                boolean decimal)

promoteAdd

public static java.lang.Class<?> promoteAdd(java.lang.Class<?> from0,
                                            java.lang.Class<?> from1)

promoteXor

public static java.lang.Class<?> promoteXor(java.lang.Class<?> from0,
                                            java.lang.Class<?> from1)

promoteEquality

public static java.lang.Class<?> promoteEquality(java.lang.Class<?> from0,
                                                 java.lang.Class<?> from1)

promoteConditional

public static java.lang.Class<?> promoteConditional(java.lang.Class<?> from0,
                                                    java.lang.Class<?> from1,
                                                    java.lang.Object const0,
                                                    java.lang.Object const1)