6433387082

Committed 06 Oct 2023 03:10PM UTC coverage: 92.296% (-0.007%) from 92.303%

Build # 6433387082

Build Type

push

github

Committed by

mtf90

Commit Message

update Falk's developer id

Run Details

11573 of 12539 relevant lines covered (92.3%)

1.67 hits per line

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71.43

/drivers/basic/src/main/java/de/learnlib/drivers/reflect/SimplePOJODataMapper.java

/* Copyright (C) 2013-2023 TU Dortmund
 * This file is part of LearnLib, http://www.learnlib.de/.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package de.learnlib.drivers.reflect;

import java.lang.reflect.Constructor;
import java.lang.reflect.InvocationTargetException;
import java.util.HashMap;

import de.learnlib.api.exception.SULException;
import de.learnlib.mapper.api.SULMapper;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Basic stateless data mapper for objects.
 */
public class SimplePOJODataMapper
        implements SULMapper<MethodInput, MethodOutput, ConcreteMethodInput, @Nullable Object> {

    private final Constructor<?> initMethod;
    private final Object[] initParams;

    protected @Nullable Object delegate;

    protected SimplePOJODataMapper(Constructor<?> initMethod, Object... initParams) {
        this.initMethod = initMethod;
        this.initParams = initParams;
    }

    // RuntimeExceptions are the type of exceptions we allow to handle, therefore we should throw them
    @SuppressWarnings({"PMD.AvoidThrowingRawExceptionTypes", "PMD.PreserveStackTrace"})
    @Override
    public void pre() {
        try {
            delegate = initMethod.newInstance(initParams);
        } catch (InstantiationException | IllegalAccessException | IllegalArgumentException e) {
            throw new RuntimeException(e);
        } catch (InvocationTargetException e) {
            throw new SULException(e.getCause());
        }
    }

    @Override
    public void post() {
        delegate = null;
    }

    @Override
    public MappedException<? extends MethodOutput> mapUnwrappedException(RuntimeException exception) {
        final Throwable cause = exception.getCause();
        return MappedException.repeatOutput(new Error(cause != null ? cause : exception), Unobserved.INSTANCE);
    }

    @Override
    public ConcreteMethodInput mapInput(MethodInput abstractInput) {
        assert delegate != null;
        return new ConcreteMethodInput(abstractInput, new HashMap<>(), delegate);
    }

    @Override
    public MethodOutput mapOutput(@Nullable Object concreteOutput) {
        return new ReturnValue(concreteOutput);
    }

    @Override
    public boolean canFork() {
        return true;
    }

    @Override
    public SULMapper<MethodInput, MethodOutput, ConcreteMethodInput, @Nullable Object> fork() {
        return new SimplePOJODataMapper(initMethod, initParams);
    }

}

1	/* Copyright (C) 2013-2023 TU Dortmund
2	* This file is part of LearnLib, http://www.learnlib.de/.
3	*
4	* Licensed under the Apache License, Version 2.0 (the "License");
5	* you may not use this file except in compliance with the License.
6	* You may obtain a copy of the License at
7	*
8	* http://www.apache.org/licenses/LICENSE-2.0
9	*
10	* Unless required by applicable law or agreed to in writing, software
11	* distributed under the License is distributed on an "AS IS" BASIS,
12	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13	* See the License for the specific language governing permissions and
14	* limitations under the License.
15	*/
16	package de.learnlib.drivers.reflect;
17
18	import java.lang.reflect.Constructor;
19	import java.lang.reflect.InvocationTargetException;
20	import java.util.HashMap;
21
22	import de.learnlib.api.exception.SULException;
23	import de.learnlib.mapper.api.SULMapper;
24	import org.checkerframework.checker.nullness.qual.Nullable;
25
26	/**
27	* Basic stateless data mapper for objects.
28	*/
29	public class SimplePOJODataMapper	2✔
30	implements SULMapper<MethodInput, MethodOutput, ConcreteMethodInput, @Nullable Object> {
31
32	private final Constructor<?> initMethod;
33	private final Object[] initParams;
34
35	protected @Nullable Object delegate;
36
37	protected SimplePOJODataMapper(Constructor<?> initMethod, Object... initParams) {	2✔
38	this.initMethod = initMethod;	2✔
39	this.initParams = initParams;	2✔
40	}	2✔
41
42	// RuntimeExceptions are the type of exceptions we allow to handle, therefore we should throw them
43	@SuppressWarnings({"PMD.AvoidThrowingRawExceptionTypes", "PMD.PreserveStackTrace"})
44	@Override
45	public void pre() {
46	try {
47	delegate = initMethod.newInstance(initParams);	2✔
48	} catch (InstantiationException \| IllegalAccessException \| IllegalArgumentException e) {	×
49	throw new RuntimeException(e);	×
50	} catch (InvocationTargetException e) {	×
51	throw new SULException(e.getCause());	×
52	}	2✔
53	}	2✔
54
55	@Override
56	public void post() {
57	delegate = null;	2✔
58	}	2✔
59
60	@Override
61	public MappedException<? extends MethodOutput> mapUnwrappedException(RuntimeException exception) {
62	final Throwable cause = exception.getCause();	2✔
63	return MappedException.repeatOutput(new Error(cause != null ? cause : exception), Unobserved.INSTANCE);	2✔
64	}
65
66	@Override
67	public ConcreteMethodInput mapInput(MethodInput abstractInput) {
68	assert delegate != null;	2✔
69	return new ConcreteMethodInput(abstractInput, new HashMap<>(), delegate);	2✔
70	}
71
72	@Override
73	public MethodOutput mapOutput(@Nullable Object concreteOutput) {
74	return new ReturnValue(concreteOutput);	2✔
75	}
76
77	@Override
78	public boolean canFork() {
79	return true;	×
80	}
81
82	@Override
83	public SULMapper<MethodInput, MethodOutput, ConcreteMethodInput, @Nullable Object> fork() {
84	return new SimplePOJODataMapper(initMethod, initParams);	×
85	}
86
87	}

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