com.sun.enterprise.admin.remote.reader.ProgressStatusDTOJsonProprietaryReader Maven / Gradle / Ivy
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package com.sun.enterprise.admin.remote.reader;
import java.io.IOException;
import java.io.InputStream;
import java.net.HttpURLConnection;
import com.fasterxml.jackson.core.JsonFactory;
import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.core.JsonToken;
import org.glassfish.api.admin.progress.ProgressStatusDTO;
import org.glassfish.api.admin.progress.ProgressStatusDTO.ChildProgressStatusDTO;
/**
*
* @author mmares
*/
public class ProgressStatusDTOJsonProprietaryReader implements ProprietaryReader {
private static final JsonFactory factory = new JsonFactory();
@Override
public boolean isReadable(Class type, String mimetype) {
return type.isAssignableFrom(ProgressStatusDTO.class);
}
public ProgressStatusDTO readFrom(final HttpURLConnection urlConnection) throws IOException {
return readFrom(urlConnection.getInputStream(), urlConnection.getContentType());
}
@Override
public ProgressStatusDTO readFrom(final InputStream is, final String contentType) throws IOException {
JsonParser jp = factory.createJsonParser(is);
try {
JsonToken token = jp.nextToken(); //sorounding object
jp.nextToken(); //Name progress-status
JsonToken token2 = jp.nextToken();
if (token != JsonToken.START_OBJECT ||
token2 != JsonToken.START_OBJECT ||
!"progress-status".equals(jp.getCurrentName())) {
throw new IOException("Not expected type (progress-status) but (" + jp.getCurrentName() + ")");
}
return readProgressStatus(jp);
} finally {
jp.close();
}
}
public static ProgressStatusDTO readProgressStatus(JsonParser jp) throws IOException {
ChildProgressStatusDTO child = readChildProgressStatus(jp);
return child.getProgressStatus();
}
public static ChildProgressStatusDTO readChildProgressStatus(JsonParser jp) throws IOException {
ProgressStatusDTO psd = new ProgressStatusDTO();
int allocatedSteps = 0;
while (jp.nextToken() != JsonToken.END_OBJECT) {
String fieldname = jp.getCurrentName();
jp.nextToken(); // move to value
if ("name".equals(fieldname)) {
psd.setName(jp.getText());
} else if ("id".equals(fieldname)) {
psd.setId(jp.getText());
} else if ("total-step-count".equals(fieldname)) {
psd.setTotalStepCount(jp.getIntValue());
} else if ("current-step-count".equals(fieldname)) {
psd.setCurrentStepCount(jp.getIntValue());
} else if ("complete".equals(fieldname)) {
psd.setCompleted(jp.getBooleanValue());
} else if ("allocated-steps".equals(fieldname)) {
allocatedSteps = jp.getIntValue();
} else if ("children".equals(fieldname)) {
while (jp.nextToken() != JsonToken.END_ARRAY) {
if (jp.getCurrentToken() == JsonToken.START_OBJECT) {
ProgressStatusDTO.ChildProgressStatusDTO child = readChildProgressStatus(jp);
psd.getChildren().add(child);
}
}
}
}
return new ChildProgressStatusDTO(allocatedSteps, psd);
}
}