diff options
Diffstat (limited to 'third_party/java/jopt-simple/src/main/java/joptsimple/internal/MethodInvokingValueConverter.java')
-rw-r--r-- | third_party/java/jopt-simple/src/main/java/joptsimple/internal/MethodInvokingValueConverter.java | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/third_party/java/jopt-simple/src/main/java/joptsimple/internal/MethodInvokingValueConverter.java b/third_party/java/jopt-simple/src/main/java/joptsimple/internal/MethodInvokingValueConverter.java new file mode 100644 index 0000000000..503d6778d8 --- /dev/null +++ b/third_party/java/jopt-simple/src/main/java/joptsimple/internal/MethodInvokingValueConverter.java @@ -0,0 +1,58 @@ +/* + The MIT License + + Copyright (c) 2004-2015 Paul R. Holser, Jr. + + Permission is hereby granted, free of charge, to any person obtaining + a copy of this software and associated documentation files (the + "Software"), to deal in the Software without restriction, including + without limitation the rights to use, copy, modify, merge, publish, + distribute, sublicense, and/or sell copies of the Software, and to + permit persons to whom the Software is furnished to do so, subject to + the following conditions: + + The above copyright notice and this permission notice shall be + included in all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + +package joptsimple.internal; + +import java.lang.reflect.Method; + +import joptsimple.ValueConverter; + +import static joptsimple.internal.Reflection.*; + +/** + * @param <V> constraint on the type of values being converted to + * @author <a href="mailto:pholser@alumni.rice.edu">Paul Holser</a> + */ +class MethodInvokingValueConverter<V> implements ValueConverter<V> { + private final Method method; + private final Class<V> clazz; + + MethodInvokingValueConverter( Method method, Class<V> clazz ) { + this.method = method; + this.clazz = clazz; + } + + public V convert( String value ) { + return clazz.cast( invoke( method, value ) ); + } + + public Class<V> valueType() { + return clazz; + } + + public String valuePattern() { + return null; + } +} |