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

Example 1 with IonDatagram

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

the class OutputStreamWriterTestCase method testFlushing.

private void testFlushing() throws IOException {
    IonDatagram expected = system().newDatagram();
    iw.getSymbolTable().makeReadOnly();
    iw.writeSymbol("fred_1");
    expected.add().newSymbol("fred_1");
    iw.flush();
    checkFlushed(true);
    myOutputStreamWrapper.flushed = false;
    byte[] bytes = myOutputStream.toByteArray();
    assertEquals(expected, loader().load(bytes));
    // Try flushing when there's just a pending annotation.
    iw.addTypeAnnotation("fred_1");
    iw.flush();
    myOutputStreamWrapper.flushed = false;
    bytes = myOutputStream.toByteArray();
    assertEquals(expected, loader().load(bytes));
    iw.writeSymbol("fred_2");
    expected.add().newSymbol("fred_2").addTypeAnnotation("fred_1");
    iw.flush();
    checkFlushed(true);
    myOutputStreamWrapper.flushed = false;
    bytes = myOutputStream.toByteArray();
    assertEquals(expected, loader().load(bytes));
}

Example 2 with IonDatagram

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

the class SymbolTableTest method testInitialSystemSymtab.

@Test
public void testInitialSystemSymtab() {
    final SymbolTable systemTable = system().getSystemSymbolTable(ION_1_0);
    assertEquals(ION, systemTable.getName());
    String text = "0";
    IonValue v = oneValue(text);
    SymbolTable st = v.getSymbolTable();
    assertSame(systemTable, st.getSystemSymbolTable());
    IonDatagram dg = loader().load(text);
    IonSymbol sysId = (IonSymbol) dg.systemGet(0);
    checkSymbol(ION_1_0, ION_1_0_SID, sysId);
    assertSame(systemTable, sysId.getSymbolTable());
    v = dg.get(0);
    st = v.getSymbolTable();
    assertSame(systemTable, st.getSystemSymbolTable());
}

Example 3 with IonDatagram

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

the class SymbolTableTest method testMutateDomAfterLocalSymbolTableAppend.

@Test
public void testMutateDomAfterLocalSymbolTableAppend() throws IOException {
    String text = LocalSymbolTablePrefix + "{" + "   imports:[{name:\"foo\", version:1, max_id:1}], " + "   symbols:[\"s1\", \"s2\"]" + "}\n" + // Symbol with unknown text from "foo"
    "$10\n" + // s1
    "$11\n" + LocalSymbolTablePrefix + "{" + "   imports:" + ION_SYMBOL_TABLE + "," + "   symbols:[\"s3\"]" + "}\n" + // s2
    "$12";
    IonDatagram datagram = loader().load(text);
    datagram.add(1, system().newSymbol("abc"));
    // s3
    datagram.add(system().newSymbol(new SymbolTokenImpl(null, 13)));
    // Symbol with unknown text from "foo"
    datagram.add(system().newSymbol(new SymbolTokenImpl(null, 10)));
    ByteArrayOutputStream textOutput = new ByteArrayOutputStream();
    ByteArrayOutputStream binaryOutput = new ByteArrayOutputStream();
    List<String> fooSymbols = Collections.singletonList("bar");
    SymbolTable fooTable = system().newSharedSymbolTable("foo", 1, fooSymbols.iterator());
    IonWriter textWriter = IonTextWriterBuilder.standard().withImports(fooTable).build(textOutput);
    datagram.writeTo(textWriter);
    textWriter.close();
    IonWriter binaryWriter = IonBinaryWriterBuilder.standard().withImports(fooTable).build(binaryOutput);
    datagram.writeTo(binaryWriter);
    binaryWriter.close();
    SimpleCatalog catalog = new SimpleCatalog();
    catalog.putTable(fooTable);
    IonSystem system = IonSystemBuilder.standard().withCatalog(catalog).build();
    IonDatagram textRoundtrip = system.getLoader().load(textOutput.toByteArray());
    IonDatagram binaryRoundtrip = system.getLoader().load(binaryOutput.toByteArray());
    assertEquals(textRoundtrip, binaryRoundtrip);
    assertEquals("bar", ((IonSymbol) textRoundtrip.get(0)).stringValue());
    assertEquals("abc", ((IonSymbol) textRoundtrip.get(1)).stringValue());
    assertEquals("s1", ((IonSymbol) textRoundtrip.get(2)).stringValue());
    assertEquals("s2", ((IonSymbol) textRoundtrip.get(3)).stringValue());
    assertEquals("s3", ((IonSymbol) textRoundtrip.get(4)).stringValue());
    assertEquals("bar", ((IonSymbol) textRoundtrip.get(0)).stringValue());
}

Example 4 with IonDatagram

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

the class SymbolTableTest method testLocalTableWithGreaterImport.

/**
 * Import v2 but catalog has v3.
 */
@Test
public void testLocalTableWithGreaterImport() throws IOException {
    final int import1id = systemMaxId() + 1;
    final int import2id = systemMaxId() + 2;
    final int fred3id = systemMaxId() + 3;
    final int maxLocalId = systemMaxId() + IMPORTED_2_MAX_ID + 3;
    registerImportedV1();
    registerImportedV2();
    registerImportedV3();
    // fred5 is not in table version 2, so it gets local symbol
    String text = LocalSymbolTablePrefix + "{" + "  imports:[{name:\"imported\", version:2, " + "            max_id:" + IMPORTED_2_MAX_ID + "}]," + "}\n" + "local1 local2 'imported 1' 'imported 2' fred3 fred5";
    byte[] binary = encode(text);
    // Remove the imported table before decoding the binary.
    SimpleCatalog catalog = (SimpleCatalog) system().getCatalog();
    assertNotNull(catalog.removeTable("imported", 2));
    IonDatagram dg = loader().load(binary);
    checkSymbol("local1", dg.get(0));
    checkSymbol("local2", dg.get(1));
    checkSymbol("imported 1", import1id, dg.get(2));
    checkUnknownSymbol(import2id, dg.get(3));
    checkSymbol("fred3", fred3id, dg.get(4));
    checkSymbol("fred5", dg.get(5));
    SymbolTable st = dg.get(0).getSymbolTable();
    checkFirstImport("imported", 2, new String[] { "imported 1", null, "fred3", "fred4" }, st);
    SymbolTable imported = st.getImportedTables()[0];
    checkUnknownSymbol("fred5", 5, imported);
    assertTrue(st.isLocalTable());
    assertEquals(maxLocalId, st.getMaxId());
}

Example 5 with IonDatagram

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

the class BinaryStreamingTest method testValue2.

@Test
public void testValue2() throws Exception {
    String s = "item_view::{item_id:\"B00096H8Q4\",marketplace_id:2," + "product:{item_name:[" + "{value:'''Method 24CT Leather Wipes''',lang:EN_CA}," + "{value:'''Method 24CT Chiffons de Cuir''',lang:FR_CA}]," + "list_price:{value:18.23,unit:EUR},}" + ",index_suppressed:true," + "offline_store_only:true,version:2,}";
    IonSystem sys = system();
    IonDatagram dg = sys.getLoader().load(s);
    IonValue v = dg.get(0);
    IonValue v2 = ((IonStruct) v).get("offline_store_only");
    SymbolTable sym = v.getSymbolTable();
    assert v2.getSymbolTable() == sym;
    IonReader ir = system().newReader(s);
    Iterator<String> symbols = sym.iterateDeclaredSymbolNames();
    SymbolTable u = system().newSharedSymbolTable("items", 1, symbols);
    IonBinaryWriter wr = system().newBinaryWriter(u);
    wr.writeValues(ir);
    byte[] buffer = wr.getBytes();
    dumpBuffer(buffer, buffer.length);
    ir = getStreamingMode().newIonReader(system().getCatalog(), buffer);
    wr = system().newBinaryWriter(u);
    wr.writeValues(ir);
    buffer = wr.getBytes();
    dumpBuffer(buffer, buffer.length);
}