在groovy出现下述程序,但在gasnode groovy里显示错误,请帮助解决 : ]: D$ p+ ~* I; V3 ~" O& l* `0 l3 Y) Y& L2 s6 G; {
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@Parameter (displayName = "Measured Pressure", usageName = "measured pressure") . F: m* s+ c# A" u public double getMeasured pressure() { % C9 E( z6 C7 ^1 W return measured pressure6 W2 t" T1 v; i4 f2 s
} * v4 @! w7 ?0 h8 [$ M2 Q+ ]) d( n public void setMeasured pressure(double newValue) { . ~* a5 |; ^' ~0 x C5 z0 Z1 w measured pressure = newValue8 i+ j7 r$ V7 i3 b' [
} 5 i& R2 W2 _/ f. A! F public double measured pressure = 0 6 g) M4 W* |( z; Q( C- g7 A* ?' D / l/ ]* x; ?% J- d# b! v; W /** ; |2 q1 l/ ?9 B. z+ _! X * 4 [) x$ ]# }% e7 c$ q * This value is used to automatically generate agent identifiers. 7 u7 @1 T* R8 n" m3 Y+ g * @field serialVersionUID ) f6 \$ u3 S5 ^9 |# n *: H* s( p: B% P7 Q
*/ : }/ N9 ~* t( N# e/ O+ | private static final long serialVersionUID = 1L' J5 x$ k/ J% M4 y* |: ~3 ?9 o
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* This value is used to automatically generate agent identifiers.% T9 B9 h1 e! }+ [2 {: L, a8 j
* @field agentIDCounter 6 D5 ~ K' v+ a5 T, r7 U * 0 _; m/ `6 j; t4 b3 W& X *// w @9 F' K9 U
protected static long agentIDCounter = 18 s+ q1 _ Z& i
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* This value is the agent's identifier.* H( Q8 |. l! p- j/ L/ I3 p* O
* @field agentID " b: [4 M8 U5 F! S *! x+ |4 o P2 V+ M
*/ ' x( M' U& L5 a) t4 [% N! o protected String agentID = "GasNode " + (agentIDCounter++)& e8 V! }! k' D- ~' {7 O+ T
) p- b- @0 v& u5 }( U+ s: q /** ) \ R! s1 I4 w" @2 G+ b% h; m% g * ) X) T$ W( p; {2 y, R * This is the step behavior.9 q- d" j; [( Z' r; \- _+ M: r$ R
* @method step ( j( \7 i1 Y* S) a. }1 A *; k2 g$ j3 I1 k# J! c y# o: t
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@Watch( 6 L0 c6 x5 v* z1 Y watcheeClassName = 'infrastructuredemo.GasNode', + b" x8 J/ K" j5 F watcheeFieldNames = 'pressure',* P9 _, ~- b) J$ O: G6 N+ }+ i
query = 'linked_from',, H+ I& }6 @# i) f/ O
whenToTrigger = WatcherTriggerSchedule.LATER, ) Y i" |& i" k# i- f1 S; Z" `. w scheduleTriggerDelta = 10d 4 l1 Y" X" o+ P ), ]8 X9 l0 U5 T8 M: N8 Q9 s
public def step(infrastructuredemo.GasNode watchedAgent) {& ^& v3 e" z, `0 t, J
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// Define the return value variable.# r7 y& A& j. t7 p2 d1 k f' `6 y
def returnValue4 L7 l% A# ?* G6 @2 Z9 h H5 s5 ~
6 x# o. f& z. j5 E K# T$ d // Note the simulation time., N+ Z% S! V) R
def time = GetTickCountInTimeUnits()( d7 S) d7 I6 M7 { ~4 n
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// This is an agent decision./ w; N$ @" Q) @
if (watchedNode.pressure<200) {& i _2 t! j4 ]; J/ {7 h/ q/ k: n
0 _# e* ]; ?2 |' k& `' \2 M, K // This is a task. 0 W' [1 l! Y$ H [ setPressure(watchedAgent.pressure) , s! g* _) E0 B2 {6 Q3 I) k6 r . Z3 L# n8 p& s$ \, d } else {% F3 _ H7 @+ M( s7 Y% a
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} ; z9 ^+ y. e) [. H; w- R& w // Return the results.- B0 E1 q/ w; I
return returnValue* `, B- K( w: R- h, y
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} * p' ?% u2 _; G6 U $ b! {0 E# Y) H& f6 O' d /** ( t4 ^ y1 {1 H9 g$ } X( M. w( K1 R; S * N# ]. f5 [6 k& h
* This is the step behavior. % n* m2 R5 c; i0 v * @method step- p/ H9 K9 H. m0 c3 y( W
* + B ~! K, T( l! l */ 7 C% d! f# U* I1 ] @ScheduledMethod( 4 t' A8 Z2 c9 ~* L v start = 1d,! Z9 M o! f$ w2 i/ B* e' B- f
interval = 1d, * D( V! d6 ?% [1 f& ?' J% o6 F8 M shuffle = false! Z- n8 D! k8 l7 U& |9 \; t
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public void step() {% d9 ~# a( j: N0 k4 r: o
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// Note the simulation time.( t% v( `; q' B+ }
def time = GetTickCountInTimeUnits()/ c' ]$ Q2 Z5 [1 n$ v6 p7 }' |8 r/ G) Z
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// This is a task. # m1 h/ ^8 J8 V2 k+ _# o) S measurePressure=pressure+ RandomDraw(-20.0, 20.0) D, P W3 m& @
// End the method.' ^( v' \$ T( B& `& Q* ]3 p$ n
return7 O4 s$ Z+ l# R' K0 b, _+ z
注意,在函数step中 3 e W: F) F! y" ]$ Z) d public def step(infrastructuredemo.GasNode watchedAgent) {! A+ U6 {8 k w ~1 E
//这里是watchedAgent & j" b' J& k, s 但是在语句中,你填的是watchedNode2 y3 b, j( ]% M" h3 S
// This is an agent decision.; R) \4 F9 ^' `4 S, P: o
if (watchedNode.pressure<200) { 3 I: l M% T2 m: _$ u1 X! W0 s
setPressure(watchedAgent.pressure) / m# h% l5 T$ F变量名称须统一,可以都改为watchedAgent