Source Code Cross Referenced for UploadImageForm.java in  » Portal » DLOG4J » dlog4j » formbean » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Portal » DLOG4J » dlog4j.formbean 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         *  This program is free software; you can redistribute it and/or modify
003:         *  it under the terms of the GNU General Public License as published by
004:         *  the Free Software Foundation; either version 2 of the License, or
005:         *  (at your option) any later version.
006:         *
007:         *  This program is distributed in the hope that it will be useful,
008:         *  but WITHOUT ANY WARRANTY; without even the implied warranty of
009:         *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
010:         *  GNU Library General Public License for more details.
011:         *
012:         *  You should have received a copy of the GNU General Public License
013:         *  along with this program; if not, write to the Free Software
014:         *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
015:         */
016:        package dlog4j.formbean;
017:
018:        import java.util.Arrays;
019:        import java.util.List;
020:
021:        import javax.servlet.http.HttpServletRequest;
022:
023:        import org.apache.commons.lang.StringUtils;
024:        import org.apache.struts.action.ActionError;
025:        import org.apache.struts.action.ActionErrors;
026:        import org.apache.struts.action.ActionMapping;
027:        import org.apache.struts.upload.FormFile;
028:
029:        /**
030:         * 用于上传图片的表单类
031:         * @author Liudong
032:         */
033:        public class UploadImageForm extends DlogActionForm {
034:
035:            FormFile uploadFile = null;
036:            String imageUrl = null;
037:            String displayText = null;
038:            String txtWidth = null;
039:            String txtHeight = null;
040:            String txtBorder = null;
041:            String txtAlign = "left";
042:
043:            /**
044:             * 验证输入的有效性
045:             */
046:            public ActionErrors validate(ActionMapping mapping,
047:                    HttpServletRequest req) {
048:                ActionErrors aes = new ActionErrors();
049:                try {
050:                    if (!StringUtils.isEmpty(txtWidth))
051:                        Integer.parseInt(txtWidth);
052:                } catch (Exception e) {
053:                    aes.add("txtWidth", new ActionError("illegal_input_value"));
054:                }
055:                try {
056:                    if (!StringUtils.isEmpty(txtHeight))
057:                        Integer.parseInt(txtHeight);
058:                } catch (Exception e) {
059:                    aes
060:                            .add("txtHeight", new ActionError(
061:                                    "illegal_input_value"));
062:                }
063:                try {
064:                    if (!StringUtils.isEmpty(txtBorder))
065:                        Integer.parseInt(txtBorder);
066:                } catch (Exception e) {
067:                    aes
068:                            .add("txtBorder", new ActionError(
069:                                    "illegal_input_value"));
070:                }
071:                if (uploadFile != null) {
072:                    if (uploadFile.getFileSize() > 1000000)
073:                        aes.add("uploadFile", new ActionError(
074:                                "upload_file_size_exceed"));
075:                    String fn = uploadFile.getFileName().toLowerCase();
076:                    int i = 0;
077:                    for (; i < types.size(); i++) {
078:                        if (fn.endsWith((String) types.get(i)))
079:                            break;
080:                    }
081:                    if (i == types.size())
082:                        aes.add("uploadFile", new ActionError(
083:                                "upload_file_extend_noallow"));
084:                    if (uploadFile.getFileSize() <= 0)
085:                        aes.add("uploadFile", new ActionError(
086:                                "upload_file_illegal"));
087:                }
088:                return aes;
089:            }
090:
091:            public final static List types = Arrays.asList(new String[] {
092:                    "gif", "jpg", "bmp", "png" });
093:
094:            public static List getTypes() {
095:                return types;
096:            }
097:
098:            public String getDisplayText() {
099:                return displayText;
100:            }
101:
102:            public void setDisplayText(String displayText) {
103:                this .displayText = displayText;
104:            }
105:
106:            public String getImageUrl() {
107:                return imageUrl;
108:            }
109:
110:            public void setImageUrl(String imageUrl) {
111:                this .imageUrl = imageUrl;
112:            }
113:
114:            public String getTxtAlign() {
115:                return txtAlign;
116:            }
117:
118:            public void setTxtAlign(String txtAlign) {
119:                this .txtAlign = txtAlign;
120:            }
121:
122:            public String getTxtBorder() {
123:                return txtBorder;
124:            }
125:
126:            public void setTxtBorder(String txtBorder) {
127:                this .txtBorder = txtBorder;
128:            }
129:
130:            public String getTxtHeight() {
131:                return txtHeight;
132:            }
133:
134:            public void setTxtHeight(String txtHeight) {
135:                this .txtHeight = txtHeight;
136:            }
137:
138:            public String getTxtWidth() {
139:                return txtWidth;
140:            }
141:
142:            public void setTxtWidth(String txtWidth) {
143:                this .txtWidth = txtWidth;
144:            }
145:
146:            public FormFile getUploadFile() {
147:                return uploadFile;
148:            }
149:
150:            public void setUploadFile(FormFile uploadFile) {
151:                this.uploadFile = uploadFile;
152:            }
153:        }
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