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[Painless] Generate Bridge Methods #36097

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merged 12 commits into from
Dec 7, 2018
Merged

[Painless] Generate Bridge Methods #36097

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69e863f
Initial investigation of adding bridge methods for consistent casting.
jdconrad Nov 27, 2018
4da33db
Add bridge methods.
jdconrad Nov 29, 2018
8eeed80
Add tests.
jdconrad Nov 30, 2018
ec3802c
Revert test.
jdconrad Nov 30, 2018
03045fe
Merge branch 'master' into bridge
jdconrad Nov 30, 2018
809022f
Fix test.
jdconrad Nov 30, 2018
01daf91
Merge branch 'master' into bridge
jdconrad Nov 30, 2018
ed7ac2a
Merge branch 'master' into bridge
jdconrad Dec 5, 2018
f3d46bd
Add some docs.
jdconrad Dec 5, 2018
e8ded35
Merge branch 'master' into bridge
jdconrad Dec 5, 2018
39db233
Merge branch 'master' into bridge
jdconrad Dec 5, 2018
56efa6e
Merge branch 'master' into bridge
jdconrad Dec 6, 2018
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211 changes: 186 additions & 25 deletions modules/lang-painless/src/main/java/org/elasticsearch/painless/Def.java
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Original file line number Diff line number Diff line change
Expand Up @@ -196,7 +196,7 @@ static MethodHandle lookupMethod(PainlessLookup painlessLookup, Map<String, Loca
int numArguments = callSiteType.parameterCount();
// simple case: no lambdas
if (recipeString.isEmpty()) {
PainlessMethod painlessMethod = painlessLookup.lookupRuntimePainlessMethod(receiverClass, name, numArguments - 1);
PainlessMethod painlessMethod = painlessLookup.lookupRuntimePainlessMethod(receiverClass, name, numArguments - 1);

if (painlessMethod == null) {
throw new IllegalArgumentException("dynamic method " +
Expand Down Expand Up @@ -445,7 +445,7 @@ static MethodHandle lookupSetter(PainlessLookup painlessLookup, Class<?> receive
}

throw new IllegalArgumentException(
"dynamic getter [" + typeToCanonicalTypeName(receiverClass) + ", " + name + "] not found");
"dynamic setter [" + typeToCanonicalTypeName(receiverClass) + ", " + name + "] not found");
}

/**
Expand Down Expand Up @@ -619,34 +619,29 @@ static MethodHandle lookupIterator(Class<?> receiverClass) {
}
}

// Conversion methods for def to primitive types.

// Conversion methods for Def to primitive types.

public static boolean DefToboolean(final Object value) {
public static boolean defToboolean(final Object value) {
return (boolean)value;
}

public static byte DefTobyteImplicit(final Object value) {
public static byte defTobyteImplicit(final Object value) {
return (byte)value;
}

public static short DefToshortImplicit(final Object value) {
public static short defToshortImplicit(final Object value) {
if (value instanceof Byte) {
return (byte)value;
} else {
return (short)value;
}
}

public static char DefTocharImplicit(final Object value) {
if (value instanceof Byte) {
return (char)(byte)value;
} else {
return (char)value;
}
public static char defTocharImplicit(final Object value) {
return (char)value;
}

public static int DefTointImplicit(final Object value) {
public static int defTointImplicit(final Object value) {
if (value instanceof Byte) {
return (byte)value;
} else if (value instanceof Short) {
Expand All @@ -658,7 +653,7 @@ public static int DefTointImplicit(final Object value) {
}
}

public static long DefTolongImplicit(final Object value) {
public static long defTolongImplicit(final Object value) {
if (value instanceof Byte) {
return (byte)value;
} else if (value instanceof Short) {
Expand All @@ -672,7 +667,7 @@ public static long DefTolongImplicit(final Object value) {
}
}

public static float DefTofloatImplicit(final Object value) {
public static float defTofloatImplicit(final Object value) {
if (value instanceof Byte) {
return (byte)value;
} else if (value instanceof Short) {
Expand All @@ -688,7 +683,7 @@ public static float DefTofloatImplicit(final Object value) {
}
}

public static double DefTodoubleImplicit(final Object value) {
public static double defTodoubleImplicit(final Object value) {
if (value instanceof Byte) {
return (byte)value;
} else if (value instanceof Short) {
Expand All @@ -706,62 +701,228 @@ public static double DefTodoubleImplicit(final Object value) {
}
}

public static byte DefTobyteExplicit(final Object value) {
public static byte defTobyteExplicit(final Object value) {
if (value instanceof Character) {
return (byte)(char)value;
} else {
return ((Number)value).byteValue();
}
}

public static short DefToshortExplicit(final Object value) {
public static short defToshortExplicit(final Object value) {
if (value instanceof Character) {
return (short)(char)value;
} else {
return ((Number)value).shortValue();
}
}

public static char DefTocharExplicit(final Object value) {
public static char defTocharExplicit(final Object value) {
if (value instanceof Character) {
return ((Character)value);
return (char)value;
} else {
return (char)((Number)value).intValue();
}
}

public static int DefTointExplicit(final Object value) {
public static int defTointExplicit(final Object value) {
if (value instanceof Character) {
return (char)value;
} else {
return ((Number)value).intValue();
}
}

public static long DefTolongExplicit(final Object value) {
public static long defTolongExplicit(final Object value) {
if (value instanceof Character) {
return (char)value;
} else {
return ((Number)value).longValue();
}
}

public static float DefTofloatExplicit(final Object value) {
public static float defTofloatExplicit(final Object value) {
if (value instanceof Character) {
return (char)value;
} else {
return ((Number)value).floatValue();
}
}

public static double DefTodoubleExplicit(final Object value) {
public static double defTodoubleExplicit(final Object value) {
if (value instanceof Character) {
return (char)value;
} else {
return ((Number)value).doubleValue();
}
}

// Conversion methods for def to boxed types.

public static Byte defToByteImplicit(final Object value) {
if (value == null) {
return null;
} else {
return (Byte)value;
}
}

public static Short defToShortImplicit(final Object value) {
if (value == null) {
return null;
} else if (value instanceof Byte) {
return (short)(byte)value;
} else {
return (Short)value;
}
}

public static Character defToCharacterImplicit(final Object value) {
if (value == null) {
return null;
} else {
return (Character)value;
}
}

public static Integer defToIntegerImplicit(final Object value) {
if (value == null) {
return null;
} else if (value instanceof Byte) {
return (int)(byte)value;
} else if (value instanceof Short) {
return (int)(short)value;
} else if (value instanceof Character) {
return (int)(char)value;
} else {
return (Integer)value;
}
}

public static Long defToLongImplicit(final Object value) {
if (value == null) {
return null;
} else if (value instanceof Byte) {
return (long)(byte)value;
} else if (value instanceof Short) {
return (long)(short)value;
} else if (value instanceof Character) {
return (long)(char)value;
} else if (value instanceof Integer) {
return (long)(int)value;
} else {
return (Long)value;
}
}

public static Float defToFloatImplicit(final Object value) {
if (value == null) {
return null;
} else if (value instanceof Byte) {
return (float)(byte)value;
} else if (value instanceof Short) {
return (float)(short)value;
} else if (value instanceof Character) {
return (float)(char)value;
} else if (value instanceof Integer) {
return (float)(int)value;
} else if (value instanceof Long) {
return (float)(long)value;
} else {
return (Float)value;
}
}

public static Double defToDoubleImplicit(final Object value) {
if (value == null) {
return null;
} else if (value instanceof Byte) {
return (double)(byte)value;
} else if (value instanceof Short) {
return (double)(short)value;
} else if (value instanceof Character) {
return (double)(char)value;
} else if (value instanceof Integer) {
return (double)(int)value;
} else if (value instanceof Long) {
return (double)(long)value;
} else if (value instanceof Float) {
return (double)(float)value;
} else {
return (Double)value;
}
}

public static Byte defToByteExplicit(final Object value) {
if (value == null) {
return null;
} else if (value instanceof Character) {
return (byte)(char)value;
} else {
return ((Number)value).byteValue();
}
}

public static Short defToShortExplicit(final Object value) {
if (value == null) {
return null;
} else if (value instanceof Character) {
return (short)(char)value;
} else {
return ((Number)value).shortValue();
}
}

public static Character defToCharacterExplicit(final Object value) {
if (value == null) {
return null;
} else if (value instanceof Character) {
return (Character)value;
} else {
return (char)((Number)value).intValue();
}
}

public static Integer defToIntegerExplicit(final Object value) {
if (value == null) {
return null;
} else if (value instanceof Character) {
return (int)(char)value;
} else {
return ((Number)value).intValue();
}
}

public static Long defToLongExplicit(final Object value) {
if (value == null) {
return null;
} else if (value instanceof Character) {
return (long)(char)value;
} else {
return ((Number)value).longValue();
}
}

public static Float defToFloatExplicit(final Object value) {
if (value == null) {
return null;
} else if (value instanceof Character) {
return (float)(char)value;
} else {
return ((Number)value).floatValue();
}
}

public static Double defToDoubleExplicit(final Object value) {
if (value == null) {
return null;
} else if (value instanceof Character) {
return (double)(char)value;
} else {
return ((Number)value).doubleValue();
}
}

/**
* "Normalizes" the index into a {@code Map} by making no change to the index.
*/
Expand Down
21 changes: 21 additions & 0 deletions modules/lang-painless/src/main/java/org/elasticsearch/painless/FeatureTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -39,10 +39,17 @@ public static float staticAddFloatsTest(float x, float y) {
return x + y;
}

/** static method with a type parameter Number */
public static int staticNumberTest(Number number) {
return number.intValue();
}

private int x;
private int y;
public int z;

private Integer i;

/** empty ctor */
public FeatureTest() {
}
Expand Down Expand Up @@ -73,6 +80,20 @@ public void setY(int y) {
this.y = y;
}

/** getter for i */
public Integer getI() {
return i;
}

/** setter for y */
public void setI(Integer i) {
this.i = i;
}

public Double mixedAdd(int i, Byte b, char c, Float f) {
return (double)(i + b + c + f);
}

/** method taking two functions! */
public Object twoFunctionsOfX(Function<Object,Object> f, Function<Object,Object> g) {
return f.apply(g.apply(x));
Expand Down
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