Java Code Examples for jdk.internal.dynalink.linker.ConversionComparator#compareConversion()

The following examples show how to use jdk.internal.dynalink.linker.ConversionComparator#compareConversion() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: TypeConverterFactory.java    From TencentKona-8 with GNU General Public License v2.0 6 votes vote down vote up 
/**
 * Determines which of the two type conversions from a source type to the two target types is preferred. This is
 * used for dynamic overloaded method resolution. If the source type is convertible to exactly one target type with
 * a method invocation conversion, it is chosen, otherwise available {@link ConversionComparator}s are consulted.
 * @param sourceType the source type.
 * @param targetType1 one potential target type
 * @param targetType2 another potential target type.
 * @return one of Comparison constants that establish which - if any - of the target types is preferable for the
 * conversion.
 */
public Comparison compareConversion(final Class<?> sourceType, final Class<?> targetType1, final Class<?> targetType2) {
    for(final ConversionComparator comparator: comparators) {
        final Comparison result = comparator.compareConversion(sourceType, targetType1, targetType2);
        if(result != Comparison.INDETERMINATE) {
            return result;
        }
    }
    if(TypeUtilities.isMethodInvocationConvertible(sourceType, targetType1)) {
        if(!TypeUtilities.isMethodInvocationConvertible(sourceType, targetType2)) {
            return Comparison.TYPE_1_BETTER;
        }
    } else if(TypeUtilities.isMethodInvocationConvertible(sourceType, targetType2)) {
        return Comparison.TYPE_2_BETTER;
    }
    return Comparison.INDETERMINATE;
}
Example 2
Source File: TypeConverterFactory.java    From jdk8u60 with GNU General Public License v2.0 6 votes vote down vote up 
/**
 * Determines which of the two type conversions from a source type to the two target types is preferred. This is
 * used for dynamic overloaded method resolution. If the source type is convertible to exactly one target type with
 * a method invocation conversion, it is chosen, otherwise available {@link ConversionComparator}s are consulted.
 * @param sourceType the source type.
 * @param targetType1 one potential target type
 * @param targetType2 another potential target type.
 * @return one of Comparison constants that establish which - if any - of the target types is preferable for the
 * conversion.
 */
public Comparison compareConversion(final Class<?> sourceType, final Class<?> targetType1, final Class<?> targetType2) {
    for(final ConversionComparator comparator: comparators) {
        final Comparison result = comparator.compareConversion(sourceType, targetType1, targetType2);
        if(result != Comparison.INDETERMINATE) {
            return result;
        }
    }
    if(TypeUtilities.isMethodInvocationConvertible(sourceType, targetType1)) {
        if(!TypeUtilities.isMethodInvocationConvertible(sourceType, targetType2)) {
            return Comparison.TYPE_1_BETTER;
        }
    } else if(TypeUtilities.isMethodInvocationConvertible(sourceType, targetType2)) {
        return Comparison.TYPE_2_BETTER;
    }
    return Comparison.INDETERMINATE;
}
Example 3
Source File: TypeConverterFactory.java    From openjdk-jdk8u with GNU General Public License v2.0 6 votes vote down vote up 
/**
 * Determines which of the two type conversions from a source type to the two target types is preferred. This is
 * used for dynamic overloaded method resolution. If the source type is convertible to exactly one target type with
 * a method invocation conversion, it is chosen, otherwise available {@link ConversionComparator}s are consulted.
 * @param sourceType the source type.
 * @param targetType1 one potential target type
 * @param targetType2 another potential target type.
 * @return one of Comparison constants that establish which - if any - of the target types is preferable for the
 * conversion.
 */
public Comparison compareConversion(final Class<?> sourceType, final Class<?> targetType1, final Class<?> targetType2) {
    for(final ConversionComparator comparator: comparators) {
        final Comparison result = comparator.compareConversion(sourceType, targetType1, targetType2);
        if(result != Comparison.INDETERMINATE) {
            return result;
        }
    }
    if(TypeUtilities.isMethodInvocationConvertible(sourceType, targetType1)) {
        if(!TypeUtilities.isMethodInvocationConvertible(sourceType, targetType2)) {
            return Comparison.TYPE_1_BETTER;
        }
    } else if(TypeUtilities.isMethodInvocationConvertible(sourceType, targetType2)) {
        return Comparison.TYPE_2_BETTER;
    }
    return Comparison.INDETERMINATE;
}
Example 4
Source File: TypeConverterFactory.java    From openjdk-jdk8u-backup with GNU General Public License v2.0 6 votes vote down vote up 
/**
 * Determines which of the two type conversions from a source type to the two target types is preferred. This is
 * used for dynamic overloaded method resolution. If the source type is convertible to exactly one target type with
 * a method invocation conversion, it is chosen, otherwise available {@link ConversionComparator}s are consulted.
 * @param sourceType the source type.
 * @param targetType1 one potential target type
 * @param targetType2 another potential target type.
 * @return one of Comparison constants that establish which - if any - of the target types is preferable for the
 * conversion.
 */
public Comparison compareConversion(final Class<?> sourceType, final Class<?> targetType1, final Class<?> targetType2) {
    for(final ConversionComparator comparator: comparators) {
        final Comparison result = comparator.compareConversion(sourceType, targetType1, targetType2);
        if(result != Comparison.INDETERMINATE) {
            return result;
        }
    }
    if(TypeUtilities.isMethodInvocationConvertible(sourceType, targetType1)) {
        if(!TypeUtilities.isMethodInvocationConvertible(sourceType, targetType2)) {
            return Comparison.TYPE_1_BETTER;
        }
    } else if(TypeUtilities.isMethodInvocationConvertible(sourceType, targetType2)) {
        return Comparison.TYPE_2_BETTER;
    }
    return Comparison.INDETERMINATE;
}
Example 5
Source File: TypeConverterFactory.java    From hottub with GNU General Public License v2.0 6 votes vote down vote up 
/**
 * Determines which of the two type conversions from a source type to the two target types is preferred. This is
 * used for dynamic overloaded method resolution. If the source type is convertible to exactly one target type with
 * a method invocation conversion, it is chosen, otherwise available {@link ConversionComparator}s are consulted.
 * @param sourceType the source type.
 * @param targetType1 one potential target type
 * @param targetType2 another potential target type.
 * @return one of Comparison constants that establish which - if any - of the target types is preferable for the
 * conversion.
 */
public Comparison compareConversion(final Class<?> sourceType, final Class<?> targetType1, final Class<?> targetType2) {
    for(final ConversionComparator comparator: comparators) {
        final Comparison result = comparator.compareConversion(sourceType, targetType1, targetType2);
        if(result != Comparison.INDETERMINATE) {
            return result;
        }
    }
    if(TypeUtilities.isMethodInvocationConvertible(sourceType, targetType1)) {
        if(!TypeUtilities.isMethodInvocationConvertible(sourceType, targetType2)) {
            return Comparison.TYPE_1_BETTER;
        }
    } else if(TypeUtilities.isMethodInvocationConvertible(sourceType, targetType2)) {
        return Comparison.TYPE_2_BETTER;
    }
    return Comparison.INDETERMINATE;
}
Example 6
Source File: TypeConverterFactory.java    From openjdk-8-source with GNU General Public License v2.0 6 votes vote down vote up 
/**
 * Determines which of the two type conversions from a source type to the two target types is preferred. This is
 * used for dynamic overloaded method resolution. If the source type is convertible to exactly one target type with
 * a method invocation conversion, it is chosen, otherwise available {@link ConversionComparator}s are consulted.
 * @param sourceType the source type.
 * @param targetType1 one potential target type
 * @param targetType2 another potential target type.
 * @return one of Comparison constants that establish which - if any - of the target types is preferable for the
 * conversion.
 */
public Comparison compareConversion(Class<?> sourceType, Class<?> targetType1, Class<?> targetType2) {
    for(ConversionComparator comparator: comparators) {
        final Comparison result = comparator.compareConversion(sourceType, targetType1, targetType2);
        if(result != Comparison.INDETERMINATE) {
            return result;
        }
    }
    if(TypeUtilities.isMethodInvocationConvertible(sourceType, targetType1)) {
        if(!TypeUtilities.isMethodInvocationConvertible(sourceType, targetType2)) {
            return Comparison.TYPE_1_BETTER;
        }
    } else if(TypeUtilities.isMethodInvocationConvertible(sourceType, targetType2)) {
        return Comparison.TYPE_2_BETTER;
    }
    return Comparison.INDETERMINATE;
}
Example 7
Source File: TypeConverterFactory.java    From openjdk-8 with GNU General Public License v2.0 6 votes vote down vote up 
/**
 * Determines which of the two type conversions from a source type to the two target types is preferred. This is
 * used for dynamic overloaded method resolution. If the source type is convertible to exactly one target type with
 * a method invocation conversion, it is chosen, otherwise available {@link ConversionComparator}s are consulted.
 * @param sourceType the source type.
 * @param targetType1 one potential target type
 * @param targetType2 another potential target type.
 * @return one of Comparison constants that establish which - if any - of the target types is preferable for the
 * conversion.
 */
public Comparison compareConversion(Class<?> sourceType, Class<?> targetType1, Class<?> targetType2) {
    for(ConversionComparator comparator: comparators) {
        final Comparison result = comparator.compareConversion(sourceType, targetType1, targetType2);
        if(result != Comparison.INDETERMINATE) {
            return result;
        }
    }
    if(TypeUtilities.isMethodInvocationConvertible(sourceType, targetType1)) {
        if(!TypeUtilities.isMethodInvocationConvertible(sourceType, targetType2)) {
            return Comparison.TYPE_1_BETTER;
        }
    } else if(TypeUtilities.isMethodInvocationConvertible(sourceType, targetType2)) {
        return Comparison.TYPE_2_BETTER;
    }
    return Comparison.INDETERMINATE;
}
Example 8
Source File: TypeConverterFactory.java    From jdk8u_nashorn with GNU General Public License v2.0 6 votes vote down vote up 
/**
 * Determines which of the two type conversions from a source type to the two target types is preferred. This is
 * used for dynamic overloaded method resolution. If the source type is convertible to exactly one target type with
 * a method invocation conversion, it is chosen, otherwise available {@link ConversionComparator}s are consulted.
 * @param sourceType the source type.
 * @param targetType1 one potential target type
 * @param targetType2 another potential target type.
 * @return one of Comparison constants that establish which - if any - of the target types is preferable for the
 * conversion.
 */
public Comparison compareConversion(final Class<?> sourceType, final Class<?> targetType1, final Class<?> targetType2) {
    for(final ConversionComparator comparator: comparators) {
        final Comparison result = comparator.compareConversion(sourceType, targetType1, targetType2);
        if(result != Comparison.INDETERMINATE) {
            return result;
        }
    }
    if(TypeUtilities.isMethodInvocationConvertible(sourceType, targetType1)) {
        if(!TypeUtilities.isMethodInvocationConvertible(sourceType, targetType2)) {
            return Comparison.TYPE_1_BETTER;
        }
    } else if(TypeUtilities.isMethodInvocationConvertible(sourceType, targetType2)) {
        return Comparison.TYPE_2_BETTER;
    }
    return Comparison.INDETERMINATE;
}
Example 9
Source File: TypeConverterFactory.java    From nashorn with GNU General Public License v2.0 6 votes vote down vote up 
/**
 * Determines which of the two type conversions from a source type to the two target types is preferred. This is
 * used for dynamic overloaded method resolution. If the source type is convertible to exactly one target type with
 * a method invocation conversion, it is chosen, otherwise available {@link ConversionComparator}s are consulted.
 * @param sourceType the source type.
 * @param targetType1 one potential target type
 * @param targetType2 another potential target type.
 * @return one of Comparison constants that establish which - if any - of the target types is preferable for the
 * conversion.
 */
public Comparison compareConversion(Class<?> sourceType, Class<?> targetType1, Class<?> targetType2) {
    for(ConversionComparator comparator: comparators) {
        final Comparison result = comparator.compareConversion(sourceType, targetType1, targetType2);
        if(result != Comparison.INDETERMINATE) {
            return result;
        }
    }
    if(TypeUtilities.isMethodInvocationConvertible(sourceType, targetType1)) {
        if(!TypeUtilities.isMethodInvocationConvertible(sourceType, targetType2)) {
            return Comparison.TYPE_1_BETTER;
        }
    } else if(TypeUtilities.isMethodInvocationConvertible(sourceType, targetType2)) {
        return Comparison.TYPE_2_BETTER;
    }
    return Comparison.INDETERMINATE;
}