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20 | 20 | package org.elasticsearch.script; |
21 | 21 |
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22 | 22 | import java.lang.reflect.Method; |
23 | | -import java.util.Collections; |
24 | | -import java.util.HashMap; |
25 | | -import java.util.Map; |
26 | 23 |
|
27 | 24 | /** |
28 | 25 | * The information necessary to compile and run a script. |
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32 | 29 | * <p> |
33 | 30 | * There are two related classes which must be supplied to construct a {@link ScriptContext}. |
34 | 31 | * <p> |
35 | | - * The <i>CompiledType</i> is a factory class for constructing instances of a script. The |
36 | | - * {@link ScriptService} returns an instance of <i>CompiledType</i> when compiling a script. This class |
| 32 | + * The <i>FactoryType</i> is a factory class for constructing instances of a script. The |
| 33 | + * {@link ScriptService} returns an instance of <i>FactoryType</i> when compiling a script. This class |
37 | 34 | * must be stateless so it is cacheable by the {@link ScriptService}. It must have an abstract method |
38 | 35 | * named {@code newInstance} which {@link ScriptEngine} implementations will define. |
39 | 36 | * <p> |
40 | 37 | * The <i>InstanceType</i> is a class returned by the {@code newInstance} method of the |
41 | | - * <i>CompiledType</i>. It is an instance of a script and may be stateful. Instances of |
| 38 | + * <i>FactoryType</i>. It is an instance of a script and may be stateful. Instances of |
42 | 39 | * the <i>InstanceType</i> may be executed multiple times by a caller with different arguments. This |
43 | 40 | * class must have an abstract method named {@code execute} which {@link ScriptEngine} implementations |
44 | 41 | * will define. |
45 | 42 | */ |
46 | | -public final class ScriptContext<CompiledType> { |
| 43 | +public final class ScriptContext<FactoryType> { |
47 | 44 |
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48 | 45 | /** A unique identifier for this context. */ |
49 | 46 | public final String name; |
50 | 47 |
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51 | 48 | /** A factory class for constructing instances of a script. */ |
52 | | - public final Class<CompiledType> compiledClazz; |
| 49 | + public final Class<FactoryType> factoryClazz; |
53 | 50 |
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54 | 51 | /** A class that is an instance of a script. */ |
55 | 52 | public final Class<?> instanceClazz; |
56 | 53 |
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57 | 54 | /** Construct a context with the related instance and compiled classes. */ |
58 | | - public ScriptContext(String name, Class<CompiledType> compiledClazz) { |
| 55 | + public ScriptContext(String name, Class<FactoryType> factoryClazz) { |
59 | 56 | this.name = name; |
60 | | - this.compiledClazz = compiledClazz; |
| 57 | + this.factoryClazz = factoryClazz; |
61 | 58 | Method newInstanceMethod = null; |
62 | | - for (Method method : compiledClazz.getMethods()) { |
| 59 | + for (Method method : factoryClazz.getMethods()) { |
63 | 60 | if (method.getName().equals("newInstance")) { |
64 | 61 | if (newInstanceMethod != null) { |
65 | | - throw new IllegalArgumentException("Cannot have multiple newInstance methods on CompiledType class [" |
66 | | - + compiledClazz.getName() + "] for script context [" + name + "]"); |
| 62 | + throw new IllegalArgumentException("Cannot have multiple newInstance methods on FactoryType class [" |
| 63 | + + factoryClazz.getName() + "] for script context [" + name + "]"); |
67 | 64 | } |
68 | 65 | newInstanceMethod = method; |
69 | 66 | } |
70 | 67 | } |
71 | 68 | if (newInstanceMethod == null) { |
72 | | - throw new IllegalArgumentException("Could not find method newInstance on CompiledType class [" |
73 | | - + compiledClazz.getName() + "] for script context [" + name + "]"); |
| 69 | + throw new IllegalArgumentException("Could not find method newInstance on FactoryType class [" |
| 70 | + + factoryClazz.getName() + "] for script context [" + name + "]"); |
74 | 71 | } |
75 | 72 | instanceClazz = newInstanceMethod.getReturnType(); |
76 | 73 | } |
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