evolvedbinary / elemental / 982

Committed 29 Apr 2025 08:34PM UTC coverage: 56.409% (+0.007%) from 56.402%

Build # 982

Build Type

push

circleci

Committed by

adamretter

Commit Message

[feature] Improve README.md badges

Run Details

28451 of 55847 branches covered (50.94%)

Branch coverage included in aggregate %.

77468 of 131924 relevant lines covered (58.72%)

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29.03

/exist-core/src/main/java/org/exist/util/CachingFilterInputStreamInputSource.java

/*
 * Elemental
 * Copyright (C) 2024, Evolved Binary Ltd
 *
 * admin@evolvedbinary.com
 * https://www.evolvedbinary.com | https://www.elemental.xyz
 *
 * Use of this software is governed by the Business Source License 1.1
 * included in the LICENSE file and at www.mariadb.com/bsl11.
 *
 * Change Date: 2028-04-27
 *
 * On the date above, in accordance with the Business Source License, use
 * of this software will be governed by the Apache License, Version 2.0.
 *
 * Additional Use Grant: Production use of the Licensed Work for a permitted
 * purpose. A Permitted Purpose is any purpose other than a Competing Use.
 * A Competing Use means making the Software available to others in a commercial
 * product or service that: substitutes for the Software; substitutes for any
 * other product or service we offer using the Software that exists as of the
 * date we make the Software available; or offers the same or substantially
 * similar functionality as the Software.
 */
package org.exist.util;

import org.apache.commons.io.output.CountingOutputStream;
import org.apache.commons.io.output.NullOutputStream;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.exist.util.io.CachingFilterInputStream;
import org.exist.util.io.InputStreamUtil;

import java.io.IOException;
import java.io.InputStream;
import java.io.Reader;

/**
 * @author <a href="mailto:adam@evolvedbinary.com">Adam Retter</a>
 */
public class CachingFilterInputStreamInputSource extends EXistInputSource {
    private static final Logger LOG = LogManager.getLogger(CachingFilterInputStreamInputSource.class);

    private CachingFilterInputStream cachingFilterInputStream;
    private long length = -1;

    public CachingFilterInputStreamInputSource(final CachingFilterInputStream cachingFilterInputStream) {
        super();
        this.cachingFilterInputStream = cachingFilterInputStream;
    }

    @Override
    public Reader getCharacterStream() {
        assertOpen();

        return null;
    }

    /**
     * This method now does nothing, so collateral
     * effects from superclass with this one are avoided
     *
     * @throws IllegalStateException if the InputSource was previously closed
     */
    @Override
    public void setCharacterStream(final Reader r) {
        assertOpen();
        throw new IllegalStateException("CachingFilterInputStreamInputSource is immutable");
    }

    @Override
    public InputStream getByteStream() {
        assertOpen();

        try {
            return new CachingFilterInputStream(cachingFilterInputStream);
        } catch (final InstantiationException e) {
            LOG.error(e.getMessage(), e);
            return null;
        }
    }

    /**
     * @see EXistInputSource#getByteStreamLength()
     *
     * @throws IllegalStateException if the InputSource was previously closed
     */
    @Override
    public long getByteStreamLength() {
        assertOpen();
        if (length == -1) {
            try (final CachingFilterInputStream is = new CachingFilterInputStream(cachingFilterInputStream);
                 final CountingOutputStream cos = new CountingOutputStream(NullOutputStream.NULL_OUTPUT_STREAM)) {
                InputStreamUtil.copy(is, cos);
                length = cos.getByteCount();
            } catch (final InstantiationException | IOException e) {
                LOG.error(e.getMessage(), e);
            }
        }
        return -1;
    }

    /**
     * Set a byte stream input.
     *
     * @param is the input stream.
     *
     * @throws IllegalStateException this class is immutable!
     */
    @Override
    public void setByteStream(final InputStream is) {
        assertOpen();
        throw new IllegalStateException("CachingFilterInputStreamInputSource is immutable");
    }

    /**
     * This method now does nothing, so collateral
     * effects from superclass with this one are avoided
     *
     * @throws IllegalStateException if the InputSource was previously closed
     */
    @Override
    public void setSystemId(final String systemId) {
        assertOpen();
        // Nothing, so collateral effects are avoided!
    }

    /**
     * @see EXistInputSource#getSymbolicPath()
     *
     * @throws IllegalStateException if the InputSource was previously closed
     */
    @Override
    public String getSymbolicPath() {
        assertOpen();
        return null;
    }
}

1	/*
2	* Elemental
3	* Copyright (C) 2024, Evolved Binary Ltd
4	*
5	* admin@evolvedbinary.com
6	* https://www.evolvedbinary.com \| https://www.elemental.xyz
7	*
8	* Use of this software is governed by the Business Source License 1.1
9	* included in the LICENSE file and at www.mariadb.com/bsl11.
10	*
11	* Change Date: 2028-04-27
12	*
13	* On the date above, in accordance with the Business Source License, use
14	* of this software will be governed by the Apache License, Version 2.0.
15	*
16	* Additional Use Grant: Production use of the Licensed Work for a permitted
17	* purpose. A Permitted Purpose is any purpose other than a Competing Use.
18	* A Competing Use means making the Software available to others in a commercial
19	* product or service that: substitutes for the Software; substitutes for any
20	* other product or service we offer using the Software that exists as of the
21	* date we make the Software available; or offers the same or substantially
22	* similar functionality as the Software.
23	*/
24	package org.exist.util;
25
26	import org.apache.commons.io.output.CountingOutputStream;
27	import org.apache.commons.io.output.NullOutputStream;
28	import org.apache.logging.log4j.LogManager;
29	import org.apache.logging.log4j.Logger;
30	import org.exist.util.io.CachingFilterInputStream;
31	import org.exist.util.io.InputStreamUtil;
32
33	import java.io.IOException;
34	import java.io.InputStream;
35	import java.io.Reader;
36
37	/**
38	* @author <a href="mailto:adam@evolvedbinary.com">Adam Retter</a>
39	*/
40	public class CachingFilterInputStreamInputSource extends EXistInputSource {
41	private static final Logger LOG = LogManager.getLogger(CachingFilterInputStreamInputSource.class);	1✔
42
43	private CachingFilterInputStream cachingFilterInputStream;
44	private long length = -1;	1✔
45
46	public CachingFilterInputStreamInputSource(final CachingFilterInputStream cachingFilterInputStream) {
47	super();	1✔
48	this.cachingFilterInputStream = cachingFilterInputStream;	1✔
49	}	1✔
50
51	@Override
52	public Reader getCharacterStream() {
53	assertOpen();	1✔
54
55	return null;	1✔
56	}
57
58	/**
59	* This method now does nothing, so collateral
60	* effects from superclass with this one are avoided
61	*
62	* @throws IllegalStateException if the InputSource was previously closed
63	*/
64	@Override
65	public void setCharacterStream(final Reader r) {
66	assertOpen();	×
67	throw new IllegalStateException("CachingFilterInputStreamInputSource is immutable");	×
68	}
69
70	@Override
71	public InputStream getByteStream() {
72	assertOpen();	1✔
73
74	try {
75	return new CachingFilterInputStream(cachingFilterInputStream);	1✔
76	} catch (final InstantiationException e) {	×
77	LOG.error(e.getMessage(), e);	×
78	return null;	×
79	}
80	}
81
82	/**
83	* @see EXistInputSource#getByteStreamLength()
84	*
85	* @throws IllegalStateException if the InputSource was previously closed
86	*/
87	@Override
88	public long getByteStreamLength() {
89	assertOpen();	×
90	if (length == -1) {	×
91	try (final CachingFilterInputStream is = new CachingFilterInputStream(cachingFilterInputStream);	×
92	final CountingOutputStream cos = new CountingOutputStream(NullOutputStream.NULL_OUTPUT_STREAM)) {	×
93	InputStreamUtil.copy(is, cos);	×
94	length = cos.getByteCount();	×
95	} catch (final InstantiationException \| IOException e) {	×
96	LOG.error(e.getMessage(), e);	×
97	}
98	}
99	return -1;	×
100	}
101
102	/**
103	* Set a byte stream input.
104	*
105	* @param is the input stream.
106	*
107	* @throws IllegalStateException this class is immutable!
108	*/
109	@Override
110	public void setByteStream(final InputStream is) {
111	assertOpen();	×
112	throw new IllegalStateException("CachingFilterInputStreamInputSource is immutable");	×
113	}
114
115	/**
116	* This method now does nothing, so collateral
117	* effects from superclass with this one are avoided
118	*
119	* @throws IllegalStateException if the InputSource was previously closed
120	*/
121	@Override
122	public void setSystemId(final String systemId) {
123	assertOpen();	×
124	// Nothing, so collateral effects are avoided!
125	}	×
126
127	/**
128	* @see EXistInputSource#getSymbolicPath()
129	*
130	* @throws IllegalStateException if the InputSource was previously closed
131	*/
132	@Override
133	public String getSymbolicPath() {
134	assertOpen();	×
135	return null;	×
136	}
137	}

evolvedbinary / elemental / 982

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