Examples with JsonFactory com.fasterxml.jackson.core.json.JsonFactory used on opensource projects

Example 56 with JsonFactory

use of com.fasterxml.jackson.core.json.JsonFactory in project jackson-core by FasterXML.

the class SymbolsViaParserTest method _test17Chars.

/*
    /**********************************************************
    /* Secondary test methods
    /**********************************************************
     */
private void _test17Chars(boolean useBytes) throws IOException {
    String doc = _createDoc17();
    JsonFactory f = new JsonFactory();
    JsonParser p = useBytes ? f.createParser(ObjectReadContext.empty(), doc.getBytes("UTF-8")) : f.createParser(ObjectReadContext.empty(), doc);
    HashSet<String> syms = new HashSet<String>();
    assertToken(JsonToken.START_OBJECT, p.nextToken());
    for (int i = 0; i < 50; ++i) {
        assertToken(JsonToken.FIELD_NAME, p.nextToken());
        syms.add(p.currentName());
        assertToken(JsonToken.VALUE_TRUE, p.nextToken());
    }
    assertToken(JsonToken.END_OBJECT, p.nextToken());
    assertEquals(50, syms.size());
    p.close();
}

Example 57 with JsonFactory

use of com.fasterxml.jackson.core.json.JsonFactory in project jackson-core by FasterXML.

the class SymbolsViaParserTest method _testSymbolTableExpansion.

public void _testSymbolTableExpansion(boolean useBytes) throws Exception {
    JsonFactory jsonFactory = new JsonFactory();
    // Important: must create separate documents to gradually build up symbol table
    for (int i = 0; i < 200; i++) {
        String field = Integer.toString(i);
        final String doc = "{ \"" + field + "\" : \"test\" }";
        JsonParser parser = useBytes ? jsonFactory.createParser(ObjectReadContext.empty(), doc.getBytes("UTF-8")) : jsonFactory.createParser(ObjectReadContext.empty(), doc);
        assertToken(JsonToken.START_OBJECT, parser.nextToken());
        assertToken(JsonToken.FIELD_NAME, parser.nextToken());
        assertEquals(field, parser.currentName());
        assertToken(JsonToken.VALUE_STRING, parser.nextToken());
        assertToken(JsonToken.END_OBJECT, parser.nextToken());
        assertNull(parser.nextToken());
        parser.close();
    }
}

Example 58 with JsonFactory

use of com.fasterxml.jackson.core.json.JsonFactory in project jackson-core by FasterXML.

the class TestHashCollisionChars method testReaderCollisions.

// for 31
/*
    final static String[] MULT_COLLISION_FRAGMENTS = new String[] {
        // Ones generated for 31/65536...
        "@~~", "A_~", "A`_", "Aa@", "Ab!", "B@~", // "BA_", "BB@", "BC!", "C!~"
    };
    */
public void testReaderCollisions() throws Exception {
    StringBuilder sb = new StringBuilder();
    List<String> coll = collisions();
    for (String field : coll) {
        if (sb.length() == 0) {
            sb.append("{");
        } else {
            sb.append(",\n");
        }
        sb.append('"');
        sb.append(field);
        sb.append("\":3");
    }
    sb.append("}");
    // First: attempt with exceptions turned on; should catch an exception
    JsonFactory f = JsonFactory.builder().enable(JsonFactory.Feature.FAIL_ON_SYMBOL_HASH_OVERFLOW).build();
    JsonParser p = f.createParser(ObjectReadContext.empty(), sb.toString());
    try {
        while (p.nextToken() != null) {
            ;
        }
        fail("Should have failed");
    } catch (IllegalStateException e) {
        verifyException(e, "hash collision");
    }
    p.close();
    // but then without feature, should pass
    f = JsonFactory.builder().disable(JsonFactory.Feature.FAIL_ON_SYMBOL_HASH_OVERFLOW).build();
    p = f.createParser(ObjectReadContext.empty(), sb.toString());
    while (p.nextToken() != null) {
        ;
    }
    p.close();
}

Example 59 with JsonFactory

use of com.fasterxml.jackson.core.json.JsonFactory in project jackson-core by FasterXML.

the class TestGeneratorClosing method testNoAutoCloseArraysAndObjects.

public void testNoAutoCloseArraysAndObjects() throws Exception {
    JsonFactory f = JsonFactory.builder().disable(JsonGenerator.Feature.AUTO_CLOSE_CONTENT).build();
    StringWriter sw = new StringWriter();
    JsonGenerator g = f.createGenerator(ObjectWriteContext.empty(), sw);
    g.writeStartArray();
    g.close();
    // shouldn't close
    assertEquals("[", sw.toString());
    // Then objects
    sw = new StringWriter();
    g = f.createGenerator(ObjectWriteContext.empty(), sw);
    g.writeStartObject();
    g.close();
    assertEquals("{", sw.toString());
}

Example 60 with JsonFactory

use of com.fasterxml.jackson.core.json.JsonFactory in project jackson-core by FasterXML.

the class TestGeneratorClosing method testAutoFlushOrNot.

// [JACKSON-401]
@SuppressWarnings("resource")
public void testAutoFlushOrNot() throws Exception {
    JsonFactory f = new JsonFactory();
    assertTrue(f.isEnabled(JsonGenerator.Feature.FLUSH_PASSED_TO_STREAM));
    MyChars sw = new MyChars();
    JsonGenerator g = f.createGenerator(ObjectWriteContext.empty(), sw);
    g.writeStartArray();
    g.writeEndArray();
    assertEquals(0, sw.flushed);
    g.flush();
    assertEquals(1, sw.flushed);
    g.close();
    // ditto with stream
    MyBytes bytes = new MyBytes();
    g = f.createGenerator(ObjectWriteContext.empty(), bytes, JsonEncoding.UTF8);
    g.writeStartArray();
    g.writeEndArray();
    assertEquals(0, bytes.flushed);
    g.flush();
    assertEquals(1, bytes.flushed);
    assertEquals(2, bytes.toByteArray().length);
    g.close();
    // then disable and we should not see flushing again...
    f = f.rebuild().disable(JsonGenerator.Feature.FLUSH_PASSED_TO_STREAM).build();
    // first with a Writer
    sw = new MyChars();
    g = f.createGenerator(ObjectWriteContext.empty(), sw);
    g.writeStartArray();
    g.writeEndArray();
    assertEquals(0, sw.flushed);
    g.flush();
    assertEquals(0, sw.flushed);
    g.close();
    assertEquals("[]", sw.toString());
    // and then with OutputStream
    bytes = new MyBytes();
    g = f.createGenerator(ObjectWriteContext.empty(), bytes, JsonEncoding.UTF8);
    g.writeStartArray();
    g.writeEndArray();
    assertEquals(0, bytes.flushed);
    g.flush();
    assertEquals(0, bytes.flushed);
    g.close();
    assertEquals(2, bytes.toByteArray().length);
}