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package org.apache.johnzon.core; |
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|
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import static java.util.Arrays.asList; |
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|
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import java.io.InputStream; |
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import java.io.Reader; |
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import java.nio.charset.Charset; |
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import java.util.Collection; |
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import java.util.Collections; |
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import java.util.Map; |
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|
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import javax.json.JsonArray; |
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import javax.json.JsonObject; |
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import javax.json.stream.JsonParser; |
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import javax.json.stream.JsonParserFactory; |
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|
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class JsonParserFactoryImpl extends AbstractJsonFactory implements JsonParserFactory { |
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public static final String MAX_STRING_LENGTH = "org.apache.johnzon.max-string-length"; |
37 | 1 | public static final int DEFAULT_MAX_STRING_LENGTH = Integer.getInteger(MAX_STRING_LENGTH, 10 * 1024 * 1024); |
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|
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public static final String BUFFER_LENGTH = "org.apache.johnzon.default-char-buffer"; |
40 | 1 | public static final int DEFAULT_BUFFER_LENGTH = Integer.getInteger(BUFFER_LENGTH, 64 * 1024); |
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|
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public static final String SUPPORTS_COMMENTS = "org.apache.johnzon.supports-comments"; |
43 | 1 | public static final boolean DEFAULT_SUPPORTS_COMMENT = Boolean.getBoolean(SUPPORTS_COMMENTS); |
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|
45 | 1 | static final Collection<String> SUPPORTED_CONFIG_KEYS = asList( |
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BUFFER_STRATEGY, MAX_STRING_LENGTH, BUFFER_LENGTH, SUPPORTS_COMMENTS |
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); |
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|
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private final int maxSize; |
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private final BufferStrategy.BufferProvider<char[]> bufferProvider; |
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private final BufferStrategy.BufferProvider<char[]> valueBufferProvider; |
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private final boolean supportsComments; |
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|
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JsonParserFactoryImpl(final Map<String, ?> config) { |
55 | 316 | super(config, SUPPORTED_CONFIG_KEYS, null); |
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|
57 | 316 | final int bufferSize = getInt(BUFFER_LENGTH, DEFAULT_BUFFER_LENGTH); |
58 | 316 | if (bufferSize <= 0) { |
59 | 1 | throw new IllegalArgumentException("buffer length must be greater than zero"); |
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} |
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|
62 | 315 | this.maxSize = getInt(MAX_STRING_LENGTH, DEFAULT_MAX_STRING_LENGTH); |
63 | 315 | this.bufferProvider = getBufferProvider().newCharProvider(bufferSize); |
64 | 315 | this.valueBufferProvider = getBufferProvider().newCharProvider(maxSize); |
65 | 315 | this.supportsComments = getBool(SUPPORTS_COMMENTS, DEFAULT_SUPPORTS_COMMENT); |
66 | 315 | } |
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|
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private JsonParser getDefaultJsonParserImpl(final InputStream in) { |
69 | 279 | if (supportsComments) { |
70 | 1 | return new CommentsJsonStreamParserImpl(in, maxSize, bufferProvider, valueBufferProvider); |
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} |
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|
73 | 278 | return new JsonStreamParserImpl(in, maxSize, bufferProvider, valueBufferProvider); |
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} |
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|
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private JsonParser getDefaultJsonParserImpl(final InputStream in, final Charset charset) { |
77 | 55 | if (supportsComments) { |
78 | 0 | return new CommentsJsonStreamParserImpl(in, charset, maxSize, bufferProvider, valueBufferProvider); |
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} |
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|
81 | 55 | return new JsonStreamParserImpl(in, charset, maxSize, bufferProvider, valueBufferProvider); |
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} |
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|
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private JsonParser getDefaultJsonParserImpl(final Reader in) { |
85 | 126 | if (supportsComments) { |
86 | 0 | return new CommentsJsonStreamParserImpl(in, maxSize, bufferProvider, valueBufferProvider); |
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} |
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|
89 | 126 | return new JsonStreamParserImpl(in, maxSize, bufferProvider, valueBufferProvider); |
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} |
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|
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@Override |
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public JsonParser createParser(final Reader reader) { |
94 | 119 | return getDefaultJsonParserImpl(reader); |
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} |
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|
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@Override |
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public JsonParser createParser(final InputStream in) { |
99 | 194 | return getDefaultJsonParserImpl(in); |
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} |
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|
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@Override |
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public JsonParser createParser(final InputStream in, final Charset charset) { |
104 | 1 | return getDefaultJsonParserImpl(in, charset); |
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} |
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|
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@Override |
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public JsonParser createParser(final JsonObject obj) { |
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|
110 | 1 | return new JsonInMemoryParser(obj); |
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} |
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|
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@Override |
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public JsonParser createParser(final JsonArray array) { |
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|
116 | 1 | return new JsonInMemoryParser(array); |
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} |
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|
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@Override |
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public Map<String, ?> getConfigInUse() { |
121 | 0 | return Collections.unmodifiableMap(internalConfig); |
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} |
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|
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public JsonParser createInternalParser(final InputStream in) { |
125 | 85 | return getDefaultJsonParserImpl(in); |
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} |
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|
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public JsonParser createInternalParser(final InputStream in, final Charset charset) { |
129 | 54 | return getDefaultJsonParserImpl(in, charset); |
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} |
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|
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public JsonParser createInternalParser(final Reader reader) { |
133 | 7 | return getDefaultJsonParserImpl(reader); |
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} |
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} |