Examples with IonStruct com.amazon.ion.IonStruct used on opensource projects

Example 56 with IonStruct

use of com.amazon.ion.IonStruct in project ion-java by amzn.

the class TextWriterTest method testWritingLongStrings.

@Test
public void testWritingLongStrings() throws Exception {
    options = IonTextWriterBuilder.standard();
    options.setInitialIvmHandling(SUPPRESS);
    options.setLongStringThreshold(5);
    // This is tricky because we must avoid triple-quoting multiple
    // long strings in such a way that they'd get concatenated together!
    IonDatagram dg = system().newDatagram();
    dg.add().newNullString();
    dg.add().newString("hello");
    dg.add().newString("hello\nnurse");
    dg.add().newString("goodbye").addTypeAnnotation("a");
    dg.add().newString("what's\nup\ndoc");
    expectRendering("null.string \"hello\" '''hello\nnurse''' a::'''goodbye''' \"what's\\nup\\ndoc\"", dg);
    dg.clear();
    dg.add().newString("looong");
    IonSequence seq = dg.add().newEmptySexp();
    seq.add().newString("looong");
    seq.add().newString("hello");
    seq.add().newString("hello\nnurse");
    seq.add().newString("goodbye").addTypeAnnotation("a");
    seq.add().newString("what's\nup\ndoc");
    expectRendering("'''looong''' ('''looong''' \"hello\" '''hello\nnurse''' a::'''goodbye''' \"what's\\nup\\ndoc\")", dg);
    dg.clear();
    dg.add().newString("looong");
    seq = dg.add().newEmptyList();
    seq.add().newString("looong");
    seq.add().newString("hello");
    seq.add().newString("hello\nnurse");
    seq.add().newString("what's\nup\ndoc");
    expectRendering("'''looong''' ['''looong''',\"hello\",'''hello\n" + "nurse''','''what\\'s\n" + "up\n" + "doc''']", dg);
    options.setLongStringThreshold(0);
    expectRendering("\"looong\" [\"looong\",\"hello\",\"hello\\nnurse\",\"what's\\nup\\ndoc\"]", dg);
    options.setLongStringThreshold(5);
    dg.clear();
    dg.add().newString("looong");
    IonStruct struct = dg.add().newEmptyStruct();
    struct.add("a").newString("looong");
    struct.add("b").newString("hello");
    struct.add("c").newString("hello\nnurse");
    struct.add("d").newString("what's\nup\ndoc");
    expectRendering("'''looong''' {a:'''looong''',b:\"hello\",c:'''hello\n" + "nurse''',d:'''what\\'s\n" + "up\n" + "doc'''}", dg);
    options.withPrettyPrinting();
    expectRendering(// TODO amzn/ion-java/issues/57 determine if these really should be platform independent newlines
    format("%n" + "'''looong'''%n" + "{%n" + "  a:'''looong''',%n" + "  b:\"hello\",%n" + "  c:'''hello\n" + "nurse''',%n" + "  d:'''what\\'s\n" + "up\n" + "doc'''%n" + "}"), dg);
}

Example 57 with IonStruct

use of com.amazon.ion.IonStruct in project ion-java by amzn.

the class TreeReaderTest method testReadingReadOnly.

@Test
public void testReadingReadOnly() {
    IonDatagram dg = loader().load("{hello:hello}");
    // Make just part of the datagram read-only
    IonStruct s = (IonStruct) dg.get(0);
    s.makeReadOnly();
    IonReader r = system().newReader(s);
    TestUtils.deepRead(r);
    r = system().newReader(dg);
    TestUtils.deepRead(r);
    // Now the whole thing
    dg.makeReadOnly();
    r = system().newReader(dg);
    TestUtils.deepRead(r);
}

Example 58 with IonStruct

use of com.amazon.ion.IonStruct in project ion-java by amzn.

the class EquivalenceTest method builderWithEpsilon.

@Test
public void builderWithEpsilon() {
    Equivalence equivalence = new Equivalence.Builder().withEpsilon(1e-6).build();
    IonFloat v1 = ionFloat(3.14);
    IonFloat v2 = ionFloat(3.14 + 1e-7);
    assertTrue(equivalence.ionValueEquals(v1, v2));
    assertTrue(equivalence.ionValueEquals(v2, v1));
    IonStruct struct1 = system().newEmptyStruct();
    struct1.add("foo", v1.clone());
    IonStruct struct2 = system().newEmptyStruct();
    struct2.add("foo", v2.clone());
    assertTrue(equivalence.ionValueEquals(struct1, struct2));
    assertTrue(equivalence.ionValueEquals(struct2, struct1));
    IonList list1 = system().newList(v1.clone());
    IonList list2 = system().newList(v2.clone());
    assertTrue(equivalence.ionValueEquals(list1, list2));
    assertTrue(equivalence.ionValueEquals(list2, list1));
}

Example 59 with IonStruct

use of com.amazon.ion.IonStruct in project ion-java by amzn.

the class EquivalenceTest method builderWithoutEpsilon.

@Test
public void builderWithoutEpsilon() {
    Equivalence equivalence = new Equivalence.Builder().build();
    IonFloat v1 = ionFloat(3.14);
    IonFloat v2 = ionFloat(3.14 + 1e-7);
    assertFalse(equivalence.ionValueEquals(v1, v2));
    assertFalse(equivalence.ionValueEquals(v2, v1));
    IonStruct struct1 = system().newEmptyStruct();
    struct1.add("foo", v1.clone());
    IonStruct struct2 = system().newEmptyStruct();
    struct2.add("foo", v2.clone());
    assertFalse(equivalence.ionValueEquals(struct1, struct2));
    assertFalse(equivalence.ionValueEquals(struct2, struct1));
    IonList list1 = system().newList(v1.clone());
    IonList list2 = system().newList(v2.clone());
    assertFalse(equivalence.ionValueEquals(list1, list2));
    assertFalse(equivalence.ionValueEquals(list2, list1));
}

Example 60 with IonStruct

use of com.amazon.ion.IonStruct in project ion-java by amzn.

the class IonStructLite method doClone.

private IonStruct doClone(boolean keep, String... fieldNames) {
    IonStruct clone;
    if (isNullValue()) {
        clone = getSystem().newNullStruct();
    } else {
        Set<String> fields = new HashSet<String>(Arrays.asList(fieldNames));
        if (keep && fields.contains(null)) {
            throw new NullPointerException("Can't retain an unknown field name");
        }
        clone = getSystem().newEmptyStruct();
        for (IonValue value : this) {
            SymbolToken fieldNameSymbol = value.getFieldNameSymbol();
            String fieldName = fieldNameSymbol.getText();
            if (fields.contains(fieldName) == keep) {
                // This ensures that we don't copy an unknown field name.
                fieldName = value.getFieldName();
                clone.add(fieldName, value.clone());
            }
        }
    }
    clone.setTypeAnnotationSymbols(getTypeAnnotationSymbols());
    return clone;
}