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src.java.test.TestStreamReader Maven / Gradle / Ivy
package test;
import java.io.*;
import java.util.List;
import java.util.zip.GZIPInputStream;
import javax.xml.stream.*;
import javax.xml.transform.Source;
import javax.xml.transform.stream.StreamSource;
import org.codehaus.stax2.DTDInfo;
import org.codehaus.stax2.LocationInfo;
import org.codehaus.stax2.XMLInputFactory2;
import org.codehaus.stax2.XMLStreamReader2;
import com.ctc.wstx.api.WstxInputProperties;
/**
* Simple helper test class for checking how stream reader handles xml
* documents.
*/
public class TestStreamReader
implements XMLStreamConstants
{
protected TestStreamReader() {
}
protected XMLInputFactory2 getFactory()
{
System.setProperty("javax.xml.stream.XMLInputFactory",
"com.ctc.wstx.stax.WstxInputFactory");
XMLInputFactory2 f = (XMLInputFactory2) XMLInputFactory.newInstance();
System.out.println("Factory instance: "+f.getClass());
//f.setProperty(XMLInputFactory.IS_COALESCING, Boolean.FALSE);
f.setProperty(XMLInputFactory.IS_COALESCING, Boolean.TRUE);
f.setProperty(XMLInputFactory.IS_NAMESPACE_AWARE, Boolean.TRUE);
//f.setProperty(XMLInputFactory.IS_NAMESPACE_AWARE, Boolean.FALSE);
f.setProperty(XMLInputFactory.IS_REPLACING_ENTITY_REFERENCES,
//Boolean.FALSE
Boolean.TRUE
);
f.setProperty(XMLInputFactory.SUPPORT_DTD, Boolean.TRUE);
//f.setProperty(XMLInputFactory.SUPPORT_DTD, Boolean.FALSE);
f.setProperty(XMLInputFactory.IS_VALIDATING, Boolean.FALSE);
//f.setProperty(XMLInputFactory.IS_VALIDATING, Boolean.TRUE);
f.setProperty(XMLInputFactory.REPORTER, new TestReporter());
f.setProperty(XMLInputFactory.RESOLVER, new TestResolver1());
if (f.isPropertySupported(XMLInputFactory2.P_REPORT_PROLOG_WHITESPACE)) {
f.setProperty(XMLInputFactory2.P_REPORT_PROLOG_WHITESPACE,
Boolean.FALSE
//Boolean.TRUE
);
}
f.setProperty(XMLInputFactory2.XSP_SUPPORT_XMLID,
XMLInputFactory2.XSP_V_XMLID_TYPING
//XMLInputFactory2.XSP_V_XMLID_NONE
);
if (f.isPropertySupported(WstxInputProperties.P_MIN_TEXT_SEGMENT)) {
f.setProperty(WstxInputProperties.P_MIN_TEXT_SEGMENT,
new Integer(1));
//new Integer(23));
}
/*
f.setProperty(WstxInputProperties.P_LAZY_PARSING,
//Boolean.FALSE);
Boolean.TRUE);
*/
/*
if (f.isPropertySupported(WstxInputProperties.P_CUSTOM_INTERNAL_ENTITIES)) {
java.util.Map m = new java.util.HashMap();
m.put("myent", "foobar");
m.put("myent2", "R&B + &myent; ");
f.setProperty(WstxInputProperties.P_CUSTOM_INTERNAL_ENTITIES, m);
}
*/
if (f.isPropertySupported(WstxInputProperties.P_DTD_RESOLVER)) {
f.setProperty(WstxInputProperties.P_DTD_RESOLVER,
new TestResolver2());
}
if (f.isPropertySupported(WstxInputProperties.P_ENTITY_RESOLVER)) {
f.setProperty(WstxInputProperties.P_ENTITY_RESOLVER,
new TestResolver2());
}
/* Uncomment for boundary-condition stress tests; should be ok to
* use some fairly small (but not tiny) number...
*/
if (f.isPropertySupported(WstxInputProperties.P_INPUT_BUFFER_LENGTH)) {
f.setProperty(WstxInputProperties.P_INPUT_BUFFER_LENGTH,
new Integer(32));
}
/*
if (f.isPropertySupported(WstxInputProperties.P_TEXT_BUFFER_LENGTH)) {
f.setProperty(WstxInputProperties.P_TEXT_BUFFER_LENGTH,
new Integer(17));
}
*/
f.setProperty(WstxInputProperties.P_INPUT_PARSING_MODE,
//WstxInputProperties.PARSING_MODE_FRAGMENT
//WstxInputProperties.PARSING_MODE_DOCUMENTS
WstxInputProperties.PARSING_MODE_DOCUMENT
);
// To test windows linefeeds:
/*
f.setProperty(WstxInputProperties.P_NORMALIZE_LFS, Boolean.TRUE);
*/
return f;
}
protected int test(File file)
throws Exception
{
XMLInputFactory2 f = getFactory();
System.out.print("Coalesce: "+f.getProperty(XMLInputFactory.IS_COALESCING));
System.out.println("NS-aware: "+f.getProperty(XMLInputFactory.IS_NAMESPACE_AWARE));
System.out.print("Entity-expanding: "+f.getProperty(XMLInputFactory.IS_REPLACING_ENTITY_REFERENCES));
System.out.println("Validating: "+f.getProperty(XMLInputFactory.IS_VALIDATING));
System.out.println("Xml-id support: "+f.getProperty(XMLInputFactory2.XSP_SUPPORT_XMLID));
/*
if (f.isPropertySupported(WstxInputProperties.P_BASE_URL)) {
f.setProperty(WstxInputProperties.P_BASE_URL, file.toURL());
}
*/
int total = 0;
XMLStreamReader2 sr;
// Let's deal with gzipped files too?
if (file.getName().endsWith(".gz")) {
System.out.println("[gzipped input file!]");
sr = (XMLStreamReader2) f.createXMLStreamReader
(new InputStreamReader(new GZIPInputStream
(new FileInputStream(file)), "UTF-8"));
} else {
sr = (XMLStreamReader2) f.createXMLStreamReader(file);
//sr = (XMLStreamReader2) f.createXMLStreamReader(new StreamSource(file));
}
int type = sr.getEventType();
System.out.println("START: version = '"+sr.getVersion()
+"', xml-encoding = '"+sr.getCharacterEncodingScheme()
+"', input encoding = '"+sr.getEncoding()+"'");
//while (sr.hasNext()) {
while (type != END_DOCUMENT) {
type = sr.next();
total += type; // so it won't be optimized out...
boolean hasName = sr.hasName();
System.out.print("["+type+"]");
// Uncomment for location info debugging:
/*
LocationInfo li = sr.getLocationInfo();
System.out.println(" BEGIN: "+li.getStartLocation());
//System.out.println(" CURR: "+li.getCurrentLocation());
System.out.println(" END: "+li.getEndLocation());
*/
if (sr.hasText()) {
String text = null;
// Choose normal or streaming
if (true) {
text = sr.getText();
} else {
StringWriter swr = new StringWriter();
int gotLen = sr.getText(swr, false);
text = swr.toString();
if (gotLen != text.length()) {
throw new Error("Error: lengths didn't match: getText() returned "+gotLen+", but String has "+text.length()+" chars.");
}
}
if (text != null) { // Ref. impl. returns nulls sometimes
total += text.length(); // to prevent dead code elimination
}
if (type == CHARACTERS || type == CDATA || type == COMMENT) {
System.out.println(" Text("+text.length()+") = '"+text+"'.");
if (text.length() == 1) {
System.out.println(" [first char code: 0x"+Integer.toHexString(text.charAt(0))+"]");
}
} else if (type == SPACE) {
System.out.print(" Ws = '"+text+"'.");
char c = (text.length() == 0) ? ' ': text.charAt(text.length()-1);
if (c != '\r' && c != '\n') {
System.out.println();
}
} else if (type == DTD) {
DTDInfo info = sr.getDTDInfo();
System.out.println(" DTD (root "
+getNullOrStr(info.getDTDRootName())
+", sysid "+getNullOrStr(info.getDTDSystemId())
+", pubid "+getNullOrStr(info.getDTDPublicId())
+");");
List entities = (List) sr.getProperty("javax.xml.stream.entities");
List notations = (List) sr.getProperty("javax.xml.stream.notations");
int entCount = (entities == null) ? -1 : entities.size();
int notCount = (notations == null) ? -1 : notations.size();
System.out.print(" ("+entCount+" entities, "+notCount
+" notations), sysid ");
System.out.print(", declaration = <<");
System.out.print(text);
System.out.println(">>");
} else if (type == ENTITY_REFERENCE) {
// entity ref
System.out.println(" Entity ref: &"+sr.getLocalName()+" -> '"+sr.getText()+"'.");
hasName = false; // to suppress further output
} else { // PI?
;
}
if (type == CHARACTERS) {
boolean isSpace = sr.isWhiteSpace();
int len = sr.getTextLength();
if (isSpace) {
text = sr.getText();
StringBuffer sb = new StringBuffer();
for (int i = 0; i < len; ++i) {
char c = text.charAt(i);
if (c == ' ') {
sb.append("\\s");
} else if (c == '\t') {
//if(true) throw new Error("TAB!");
sb.append("\\t");
} else if (c == '\r') {
sb.append("\\r");
} else if (c == '\n') {
sb.append("\\n");
} else {
sb.append("?");
}
}
text = sb.toString();
System.out.println("[SC:"+text+"]");
}
}
}
if (type == PROCESSING_INSTRUCTION) {
System.out.println(" PI target = '"+sr.getPITarget()+"'.");
System.out.println(" PI data = '"+sr.getPIData()+"'.");
} else if (type == START_ELEMENT) {
String prefix = sr.getPrefix();
System.out.print('<');
if (prefix != null && prefix.length() > 0) {
System.out.print(prefix);
System.out.print(':');
}
System.out.print(sr.getLocalName());
//System.out.println("[first char 0x"+Integer.toHexString(sr.getLocalName().charAt(0))+"]");
System.out.print(" {ns '");
System.out.print(sr.getNamespaceURI());
System.out.print("'}> ");
int count = sr.getAttributeCount();
int nsCount = sr.getNamespaceCount();
int idIx = sr.getAttributeInfo().getIdAttributeIndex();
System.out.println(" ["+nsCount+" ns, "+count+" attrs, id: "
+((idIx < 0) ? "none" : ("#"+idIx))+"]");
// debugging:
for (int i = 0; i < nsCount; ++i) {
System.out.println(" ns#"+i+": '"+sr.getNamespacePrefix(i)
+"' -> '"+sr.getNamespaceURI(i)
+"'");
}
for (int i = 0; i < count; ++i) {
String val = sr.getAttributeValue(i);
System.out.print(" attr#"+i+"("+sr.getAttributeType(i)+"): "+sr.getAttributePrefix(i)
+":"+sr.getAttributeLocalName(i)
+" ("+sr.getAttributeNamespace(i)
+") -> '"+val
+"' ["+(val.length())+"]");
System.out.println(sr.isAttributeSpecified(i) ?
"[specified]" : "[Default]");
}
System.out.print(" [Loc -> "+sr.getLocation()+"]");
} else if (type == END_ELEMENT) {
System.out.print(" 0) {
System.out.print(prefix);
System.out.print(':');
}
System.out.print(sr.getLocalName());
System.out.print(" {ns '");
System.out.print(sr.getNamespaceURI());
System.out.print("'}> ");
int nsCount = sr.getNamespaceCount();
System.out.print(" ["+nsCount+" ns unbound]");
System.out.print(" [Loc -> "+sr.getLocation()+"]");
System.out.println();
} else if (type == START_DOCUMENT) { // only for multi-doc mode
System.out.print("XML-DECL: version = '"+sr.getVersion()
+"', xml-decl-encoding = '"+sr.getCharacterEncodingScheme()
+"', app-encoding = '"+sr.getEncoding()
+"', stand-alone set: "+sr.standaloneSet());
}
}
return total;
}
static String getNullOrStr(String input) {
return (input == null) ? "[NULL]" : ("'"+input+"'");
}
public static void main(String[] args)
throws Exception
{
if (args.length != 1) {
System.err.println("Usage: java ... "+TestStreamReader.class+" [file]");
System.exit(1);
}
try {
int total = new TestStreamReader().test(new File(args[0]));
System.out.println();
System.out.println("Total: "+total);
} catch (Throwable t) {
System.err.println("Error: "+t);
t.printStackTrace();
}
}
}
