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RequestRecordFactory.java
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RequestRecordFactory.java
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package com.sap.hcp.cf.logging.servlet.filter;
import static com.sap.hcp.cf.logging.common.request.RequestRecordBuilder.requestRecord;
import static com.sap.hcp.cf.logging.servlet.filter.HttpHeaderUtilities.getHeaderValue;
import javax.servlet.http.HttpServletRequest;
import com.sap.hcp.cf.logging.common.Defaults;
import com.sap.hcp.cf.logging.common.Fields;
import com.sap.hcp.cf.logging.common.LogOptionalFieldsSettings;
import com.sap.hcp.cf.logging.common.request.HttpHeader;
import com.sap.hcp.cf.logging.common.request.HttpHeaders;
import com.sap.hcp.cf.logging.common.request.RequestRecord;
import com.sap.hcp.cf.logging.common.request.RequestRecordBuilder;
public class RequestRecordFactory {
private final LogOptionalFieldsSettings logOptionalFieldsSettings;
public RequestRecordFactory(LogOptionalFieldsSettings logOptionalFieldsSettings) {
this.logOptionalFieldsSettings = logOptionalFieldsSettings;
}
public RequestRecord create(HttpServletRequest request) {
boolean isSensitiveConnectionData = logOptionalFieldsSettings.isLogSensitiveConnectionData();
boolean isLogRemoteUserField = logOptionalFieldsSettings.isLogRemoteUserField();
boolean isLogRefererField = logOptionalFieldsSettings.isLogRefererField();
RequestRecordBuilder rrb = requestRecord("[SERVLET]").addTag(Fields.REQUEST, getFullRequestUri(request))
.addTag(Fields.METHOD, request.getMethod())
.addTag(Fields.PROTOCOL, getValue(request.getProtocol()))
.addOptionalTag(isSensitiveConnectionData, Fields.REMOTE_IP, getValue(request.getRemoteAddr()))
.addOptionalTag(isSensitiveConnectionData, Fields.REMOTE_HOST, getValue(request.getRemoteHost()))
.addOptionalTag(isSensitiveConnectionData, Fields.REMOTE_PORT,
Integer.toString(request.getRemotePort()))
.addOptionalTag(isSensitiveConnectionData, Fields.X_FORWARDED_FOR,
getHeader(request, HttpHeaders.X_FORWARDED_FOR))
.addOptionalTag(isLogRemoteUserField, Fields.REMOTE_USER, getValue(request.getRemoteUser()))
.addOptionalTag(isLogRefererField, Fields.REFERER, getHeader(request, HttpHeaders.REFERER));
for (HttpHeader header : HttpHeaders.propagated()) {
rrb.addContextTag(header.getField(), getHeaderValue(request, header, null));
}
return rrb.build();
}
private String getFullRequestUri(HttpServletRequest request) {
String queryString = request.getQueryString();
String requestURI = request.getRequestURI();
return queryString != null ? requestURI + "?" + queryString : requestURI;
}
private String getHeader(HttpServletRequest request, HttpHeader header) {
return getHeaderValue(request, header, Defaults.UNKNOWN);
}
private String getValue(String value) {
return value != null ? value : Defaults.UNKNOWN;
}
}