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feat(Column): 支持带有范型的类型

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- 例如`java.util.Optional<java.time.LocalDateTime>`这种类型

Signed-off-by: benshi <807629978@qq.com>
This commit is contained in:
benshi 2025-05-28 22:35:29 +08:00
parent 82ed8229e2
commit dcc9dfb187
1 changed files with 122 additions and 51 deletions
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173
mybatis-flex-codegen/src/main/java/com/mybatisflex/codegen/entity/Column.java
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@ -110,12 +110,58 @@ public class Column {
if (!columnConfig.getPropertyType().contains(".")) { if (!columnConfig.getPropertyType().contains(".")) {
return columnConfig.getPropertyType(); return columnConfig.getPropertyType();
} }
return StringUtil.substringAfterLast(columnConfig.getPropertyType(), "."); return convertToSimpleGenericType(columnConfig.getPropertyType());
} else { } else {
return StringUtil.substringAfterLast(propertyType, "."); return convertToSimpleGenericType(propertyType);
} }
} }
private String convertToSimpleGenericType(String fullType) {
if (fullType == null || fullType.isEmpty()) {
return fullType;
}
// 如果不包含泛型，直接处理
if (!fullType.contains("<") && !fullType.endsWith(">")) {
return StringUtil.substringAfterLast(fullType, ".");
}
StringBuilder result = new StringBuilder();
int i = 0;
while (i < fullType.length()) {
char c = fullType.charAt(i);
if (c == '<' || c == ',' || c == '>') {
result.append(c);
if (c == ',' || c == '<') {
// 跳过空格
while (i + 1 < fullType.length() && fullType.charAt(i + 1) == ' ') {
i++;
result.append(' ');
}
}
i++;
} else {
// 提取类型名称
int start = i;
while (i < fullType.length() && fullType.charAt(i) != '<' &&
fullType.charAt(i) != ',' && fullType.charAt(i) != '>') {
i++;
}
String typeName = fullType.substring(start, i).trim();
if (!typeName.isEmpty()) {
// 转换为简单类名
String simpleType = StringUtil.substringAfterLast(typeName, ".");
result.append(simpleType);
}
}
}
return result.toString();
}
public void setPropertyType(String propertyType) { public void setPropertyType(String propertyType) {
this.propertyType = propertyType; this.propertyType = propertyType;
} }
@ -197,8 +243,8 @@ public class Column {
return ""; return "";
} else { } else {
return "/**\n" + return "/**\n" +
" * " + comment + "\n" + " * " + comment + "\n" +
" */"; " */";
} }
} }
@ -212,16 +258,41 @@ public class Column {
*/ */
private static void addImportClass(Set<String> importClasses, String importClass) { private static void addImportClass(Set<String> importClasses, String importClass) {
importClass = importClass.trim(); importClass = importClass.trim();
extractAllTypes(importClasses, importClass);
}
// java.util.List<String> >>>>> java.util.List private static void extractAllTypes(Set<String> importClasses, String typeString) {
if (importClass.contains("<") && importClass.endsWith(">")) { if (typeString == null || typeString.isEmpty()) {
importClass = importClass.substring(0, importClass.indexOf("<")); return;
} }
// 不包含“.”则认为是原始类型，不需要import int i = 0;
// lang 包不需要显式导入 while (i < typeString.length()) {
if (importClass.contains(".") && !importClass.startsWith("java.lang.")) { // 跳过非字母字符
importClasses.add(importClass); while (i < typeString.length() && !Character.isLetter(typeString.charAt(i))
&& typeString.charAt(i) != '_') {
i++;
}
if (i >= typeString.length()) {
break;
}
// 提取类名
int start = i;
while (i < typeString.length() &&
(Character.isLetterOrDigit(typeString.charAt(i)) ||
typeString.charAt(i) == '_' ||
typeString.charAt(i) == '.')) {
i++;
}
String className = typeString.substring(start, i);
// 检查是否包含包路径且不是java.lang包
if (className.contains(".") && !className.startsWith("java.lang.")) {
importClasses.add(className);
}
} }
} }
@ -234,7 +305,7 @@ public class Column {
public String buildAnnotations() { public String buildAnnotations() {
StringBuilder annotations = new StringBuilder(); StringBuilder annotations = new StringBuilder();
//@Id 的注解 // @Id 的注解
if (isPrimaryKey || columnConfig.isPrimaryKey()) { if (isPrimaryKey || columnConfig.isPrimaryKey()) {
annotations.append("@Id("); annotations.append("@Id(");
@ -259,14 +330,13 @@ public class Column {
needComma = true; needComma = true;
} }
if (entityConfig != null && entityConfig.isColumnCommentEnable() && StringUtil.hasText(comment)) { if (entityConfig != null && entityConfig.isColumnCommentEnable() && StringUtil.hasText(comment)) {
addComma(annotations, needComma); addComma(annotations, needComma);
annotations.append("comment = \"") annotations.append("comment = \"")
.append(this.comment.replace("\n", "") .append(this.comment.replace("\n", "")
.replace("\"", "\\\"") .replace("\"", "\\\"")
.trim()) .trim())
.append("\""); .append("\"");
} }
if (annotations.length() == 4) { if (annotations.length() == 4) {
@ -281,25 +351,25 @@ public class Column {
} }
boolean needGenColumnAnnotation = (entityConfig != null && entityConfig.isAlwaysGenColumnAnnotation()) boolean needGenColumnAnnotation = (entityConfig != null && entityConfig.isAlwaysGenColumnAnnotation())
|| !name.equalsIgnoreCase(StringUtil.camelToUnderline(property)) || !name.equalsIgnoreCase(StringUtil.camelToUnderline(property))
|| (entityConfig != null && entityConfig.isColumnCommentEnable() && StringUtil.hasText(this.comment) && annotations.length() == 0); || (entityConfig != null && entityConfig.isColumnCommentEnable() && StringUtil.hasText(this.comment)
&& annotations.length() == 0);
StringBuilder columnAnnotation = new StringBuilder("@Column("); StringBuilder columnAnnotation = new StringBuilder("@Column(");
//@Column 注解 // @Column 注解
if (columnConfig.getOnInsertValue() != null if (columnConfig.getOnInsertValue() != null
|| columnConfig.getOnUpdateValue() != null || columnConfig.getOnUpdateValue() != null
|| columnConfig.getLarge() != null || columnConfig.getLarge() != null
|| columnConfig.getLogicDelete() != null || columnConfig.getLogicDelete() != null
|| columnConfig.getVersion() != null || columnConfig.getVersion() != null
|| columnConfig.getJdbcType() != null || columnConfig.getJdbcType() != null
|| columnConfig.getTypeHandler() != null || columnConfig.getTypeHandler() != null
|| columnConfig.getTenantId() != null || columnConfig.getTenantId() != null
|| needGenColumnAnnotation || needGenColumnAnnotation) {
) {
boolean needComma = false; boolean needComma = false;
if (entityConfig != null && entityConfig.isAlwaysGenColumnAnnotation() if (entityConfig != null && entityConfig.isAlwaysGenColumnAnnotation()
|| !name.equalsIgnoreCase(StringUtil.camelToUnderline(property))) { || !name.equalsIgnoreCase(StringUtil.camelToUnderline(property))) {
columnAnnotation.append("value = \"").append(name).append("\""); columnAnnotation.append("value = \"").append(name).append("\"");
needComma = true; needComma = true;
} }
@ -336,7 +406,8 @@ public class Column {
} }
if (columnConfig.getTypeHandler() != null) { if (columnConfig.getTypeHandler() != null) {
addComma(columnAnnotation, needComma); addComma(columnAnnotation, needComma);
columnAnnotation.append("typeHandler = ").append(columnConfig.getTypeHandler().getSimpleName()).append(".class"); columnAnnotation.append("typeHandler = ").append(columnConfig.getTypeHandler().getSimpleName())
.append(".class");
needComma = true; needComma = true;
} }
if (Boolean.TRUE.equals(columnConfig.getTenantId())) { if (Boolean.TRUE.equals(columnConfig.getTenantId())) {
@ -347,10 +418,10 @@ public class Column {
if (entityConfig != null && entityConfig.isColumnCommentEnable() && StringUtil.hasText(comment)) { if (entityConfig != null && entityConfig.isColumnCommentEnable() && StringUtil.hasText(comment)) {
addComma(columnAnnotation, needComma); addComma(columnAnnotation, needComma);
columnAnnotation.append("comment = \"") columnAnnotation.append("comment = \"")
.append(this.comment.replace("\n", "") .append(this.comment.replace("\n", "")
.replace("\"", "\\\"") .replace("\"", "\\\"")
.trim()) .trim())
.append("\""); .append("\"");
} }
columnAnnotation.append(")"); columnAnnotation.append(")");
@ -418,19 +489,19 @@ public class Column {
} }
boolean needGenColumnAnnotation = (entityConfig != null && entityConfig.isAlwaysGenColumnAnnotation()) boolean needGenColumnAnnotation = (entityConfig != null && entityConfig.isAlwaysGenColumnAnnotation())
|| !name.equalsIgnoreCase(StringUtil.camelToUnderline(property)) || !name.equalsIgnoreCase(StringUtil.camelToUnderline(property))
|| (entityConfig != null && entityConfig.isColumnCommentEnable() && StringUtil.hasText(this.comment)); || (entityConfig != null && entityConfig.isColumnCommentEnable()
&& StringUtil.hasText(this.comment));
if (columnConfig.getOnInsertValue() != null if (columnConfig.getOnInsertValue() != null
|| columnConfig.getOnUpdateValue() != null || columnConfig.getOnUpdateValue() != null
|| columnConfig.getLarge() != null || columnConfig.getLarge() != null
|| columnConfig.getLogicDelete() != null || columnConfig.getLogicDelete() != null
|| columnConfig.getVersion() != null || columnConfig.getVersion() != null
|| columnConfig.getJdbcType() != null || columnConfig.getJdbcType() != null
|| columnConfig.getTypeHandler() != null || columnConfig.getTypeHandler() != null
|| Boolean.TRUE.equals(columnConfig.getTenantId()) || Boolean.TRUE.equals(columnConfig.getTenantId())
|| needGenColumnAnnotation || needGenColumnAnnotation) {
) {
addImportClass(importClasses, com.mybatisflex.annotation.Column.class.getName()); addImportClass(importClasses, com.mybatisflex.annotation.Column.class.getName());
} }
} }
@ -450,11 +521,11 @@ public class Column {
@Override @Override
public String toString() { public String toString() {
return "Column{" + return "Column{" +
"name='" + name + '\'' + "name='" + name + '\'' +
", className='" + propertyType + '\'' + ", className='" + propertyType + '\'' +
", remarks='" + comment + '\'' + ", remarks='" + comment + '\'' +
", isAutoIncrement=" + isAutoIncrement + ", isAutoIncrement=" + isAutoIncrement +
'}'; '}';
} }
} }